In the given system of linear inequalities,
Solutions: (1, 0), (-2, 5)
Non-solutions: (2, 0), (0, 1)
To graph the system of linear inequalities, we will plot the boundary lines for each inequality and shade the appropriate regions based on the given inequalities.
1. Graphing the inequality y < −x + 3:
To graph y < −x + 3, we first draw the line y = −x + 3. This line has a slope of -1 and a y-intercept of 3. We can plot two points on this line, for example, (0, 3) and (3, 0), and draw a dashed line passing through these points. Since y is less than −x + 3, we shade the region below the line.
2. Graphing the inequality y ≥ 2x − 1:
To graph y ≥ 2x − 1, we first draw the line y = 2x − 1. This line has a slope of 2 and a y-intercept of -1. We can plot two points on this line, for example, (0, -1) and (1, 1), and draw a solid line passing through these points. Since y is greater than or equal to 2x − 1, we shade the region above the line.
Now let's find two ordered pairs that are solutions and two that are not solutions.
Ordered pairs that are solutions:
- (1, 0): This point satisfies both inequalities. Plugging in the values, we get y = -1 and y ≥ 1, which are both true.
- (-2, 5): This point satisfies both inequalities. Plugging in the values, we get y = 7 and y ≥ 3, which are both true.
Ordered pairs that are not solutions:
- (2, 0): This point does not satisfy the first inequality y < −x + 3 since 0 is not less than -2 + 3.
- (0, 1): This point does not satisfy the second inequality y ≥ 2x − 1 since 1 is not greater than or equal to -1.
By graphing the system of linear inequalities and examining the solutions and non-solutions, we have:
Solutions: (1, 0), (-2, 5)
Non-solutions: (2, 0), (0, 1)
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during the lunch rush, a fast food joint sold 10 sodas and earned $30 which is the rate of dollars per soda?
Answer:
1:3 is your rate for dollars per soda
Step-by-step explanation:
during his nba career, larry bird made approximately 89% of all free throws. suppose larry makes 10 free throws in a row. what is the probability he will make the next free throw?
Probability that he will make the next free throw is 0.89% if larry bird made approximately 89% of all free throws during his nba career.
During nba career he made approximate 89% of all free throws.
To calculate the probability of the next 10 free throws given which will be
= No. of possible outcome / Total no. of outcome
= 89 / 100
= 0.89 %
Probability is simply how likely something is to happen. Whenever we're unsure about the outcome of an event, we can talk about the probabilities of certain outcome like how likely they are.
P(A) = (# of ways A can happen) / (Total number of outcomes)
which means that Probability that he will make the next free throw is 0.89 %
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HELP PLEASE PLEASE PLEASEEEEEEEEE!!!!!
Answer:
x = 70 degrees
Step-by-step explanation:
Answer:
x = 70°
Step-by-step explanation:
Because it is an isosceles triangle, the two base angles are the same (55° and 55°)
All triangles angles must add up to 180°, so 180-55-55 will give us the missing angle (x).
180-55-55 = 70
x = 70°
Question 4 (1 point) Lola and Keegan auditioned for the talent show. They decided to rap a new song. Keegan would sing every 8 seconds and Lola would sing every 14 seconds. If they sang together at the 2 minute and 10 second mark, when will they sing together again? They will sing together again at the min second mark.
Answer:
56th second
Step-by-step explanation:
Given
\(Lola = Every\ 8\ seconds\)
\(Keegan = Every\ 14\ seconds\)
\(Time = 2\ minutes\ 10\ seconds\)
Required
Determine when they sing together
First, we convert the total time to seconds.
\(Time = 2\ minutes\ 10\ seconds\)
\(Time = 2 * 60\ seconds + 10\ seconds\)
\(Time = 120\ seconds + 10\ seconds\)
\(Time = 130\ seconds\)
Next, we determine the Least Common Multiple of Lola and Keegan's time:
Lola:
\(8\ seconds = 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128\)
Keegan:
\(14\ seconds = 14, 28, 42, 56, 70, 84, 98, 112, 126\)
The least common multiple is 56. Hence, they will sing together at the 56th second
Compute The Following. (A) P9, 3. (B) C9, 3. (C) P8, 8. (D) C9, 9.
The values of the expressions are P 9, 3 = 504, C 9, 3 = 84, P 8, 8 = 40320 and C 9, 9 = 1
How to compute the expressionsFrom the question, we have the following parameters that can be used in our computation:
(A) P9, 3. (B) C9, 3. (C) P8, 8. (D) C9, 9.
The above expressions are permutation and combination expressions
The combination formula is ⁿCᵣ = n!/(n - r)!r!The permutation formula is ⁿPᵣ = n!/(n - r)!Using the above as a guide, we have
Expression (A) P9, 3
Apply the permutation formula
P n, r = n!/(n - r)!r!
So, we have
P 9, 3 = 9!/6!
Evaluate
P 9, 3 = 504
Expression (B) C 9, 3
Apply the combination formula
C n, r = n!/(n - r)!r!
So, we have
C 9, 3 = 9!/(6! * 3!)
Evaluate
C 9, 3 = 84
Expression (C) P8, 8
Apply the permutation formula
P n, r = n!/(n - r)!r!
So, we have
P 8, 8 = 8!/0!
Evaluate
P 8, 8 = 40320
Expression (D) C 9, 9
Apply the combination formula
C n, r = n!/(n - r)!r!
So, we have
C 9, 9 = 9!/(9! * 0!)
Evaluate
C 9, 9 = 1
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Which of the following rules represents a dilation? A. (x, y) → (x − 3, y + 5) A. , (x, y) → (x − 3, y + 5) , B. (x, y) → (−y, x) B. , (x, y) → (−y, x) , C. (x, y) → (0.5x, 0.5y) C. , (x, y) → (0.5x, 0.5y) , D. (x, y) → (−x, y) D. , (x, y) → (−x, y) ,
Answer:
35
Step-by-step explanation:
mutilply the 3 by the 9 subtract dez uts
Jenny earns $5.50 per hour to babysit plus a flat fee of $10.50 for travel. If Jenny
earned $32.50 on Saturday, how many hours did she babysit?
Answer:
She must have earned 16 dollars
Step-by-step explanation:
HELPPPPPP PLS
Which equation represents this graph?
O f(x)=√x-2+3
Of(x)=√x+2+3
Of(x)=√x+2+3
O f(x)=√x-2+3
\(Answer:\ f(x)=-\sqrt{x-2}+3\)
Step-by-step explanation:
Four students plan to share breakfast foods equally. They have 1 3/4 quarts of orange juice and 6 1/2 cups of cereal.
Answer: Each student would get 7/16 quarts of orange juice and 1 5/8 cups of cereal.
Step-by-step explanation:
Divide each by 4 because there are 4 students.
i need help with an ixl. i dont understand it at all. please help !!
The value of m∠U in the circle is 168 degrees
How to find the tangent of a circle?The tangent of a circle is the line that touches the circle at only one point.
The tangent to a circle is always perpendicular to the radius. Therefore, it forms a right angle.
Therefore, let's use the theorem to find the angle m∠U
Hence,
m∠STU = 90 degrees
m∠UTV = 90 - 84 = 6 degrees
Therefore, the triangle STV is an isosceles triangle. This means the base angle is congruent .
Hence,
m∠SVT = 84 degrees
Therefore,
m∠U = 180 - 6 - 6
m∠U = 180 - 12
m∠U = 168 degrees
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5,000 books in the town's library of these 4,300are fiction. To find the percent of the books that are fiction, first set up the percent equation. Then find the percent.
Answer: 86%
Step-by-step explanation:
Number of books in the town's library = 5000
Number of books that are fiction= 4300
The percent of books that are fiction will be:
= 4300/5000 × 100
= 0.86 × 100
= 86%
1. A cylindrical jar has a radius of 6 inches and a height of 10inches. The jar is filled with marbles that have a
volume of 20 in³. Use 3.14 for pi. Show work. Complete sentences.
a. What is the volume of the jar?
V= πr ² h
Using the formula of volume of cylinder, the volume of the jar is 1130.4 cube inches.
In the given question we have to find the volume of the jar.
From the question,
A cylindrical jar has a radius of 6 inches
So r=6 inches
A cylindrical jar has a height of 10 inches
So h=10 inches
The jar is filled with marbles that have a volume of 20 cube inches.
As we know that the volume of cylinder is
V=πr^2h
where V= volume of cylinder
r = radius
h= height
π=3.14
Putting the value
V=3.14*(6)^2*10
V=3.14*36*10
V=1130.4 cube inches
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If ASTU-AXYZ,
UA is an
altitude of ASTU, ZB is an altitude
of AXYZ, UT = 8.5, UA = 6, and
ZB = 11.4, find ZY.
ASA
Type your answer....
16.15 is the value of ZY in triangle .
What is known as a triangle?
The three vertices of a triangle make it a three-sided polygon. The angles of the triangle are formed by the connection of the three sides end to end at a single point.
The triangle's three angles add up to 180 degrees. There are three straight sides to this two-dimensional shape. An example of a 3-sided polygon is a triangle. Three triangle angles added together equal 180 degrees.
In ΔUST and ΔZXY
UT/ZY = UA/ZB
8.5/ZY = 6/11.4
6 * ZY = 11.4 * 8.5
ZY = 96.9/6
= 16.15
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Find the perimeter of a field with the following dimensions: Length: x² + 3x - 1 Width: 2x + 3
Answer:
B. 2x²+10x+4
Step-by-step explanation:
the perimeter =
2×(x²+3x-1+2x+3)
= 2×(x²+5x+2)
= 2x²+10x+4
all at all ages Goal 3 seeks to ensure health and well-being for all, at every stage of life. The aim is to improve reproductive and maternal and child health; end the epidemics of HIV/AIDS, malaria, tuberculosis and neglected tropical diseases; reduce non-communicable and environmental diseases; achieve universal health coverage; and ensure universal access tow safe, affordable and effective medicines and vaccines. The following graph is taken from 2021 report of UN SDG and relates to top five causes of death for males and females aged between 15 to 29 years. Top five causes of death among males and females aged 15 to 29, 2019 (percentage) Road injuries 18.5 Interpersonal violence Tuberculosis 10.4 Self-harm HIV/AIDS Tuberculosis Maternal conditions 12.1 Self-harm HIV/AIDS 69 Road injuries Briefly discuss the patterns that you observe in this figure, list at least 3 points. Male Female 36 85 17 141 20
The patterns revealed in this figure emphasize the importance of targeted interventions in areas such as road safety, mental health, prevention and treatment of communicable diseases.
Based on the graph depicting the top five causes of death among males and females aged 15 to 29 in 2019, we can observe the following patterns: Road injuries are a leading cause of death: Road injuries accounted for a significant percentage of deaths in both males (18.5%) and females (36%). This indicates that road safety measures and interventions should be prioritized to reduce the number of fatalities in this age group. Different causes of death for males and females: While road injuries were a prominent cause of death for both males and females, there are differences in other leading causes. For males, HIV/AIDS (10.4%) and self-harm (12.1%) were significant contributors, whereas for females, maternal conditions (20%) and interpersonal violence (17%) played a larger role. Understanding these gender-specific patterns can help tailor interventions to address the unique challenges faced by each group. Impact of communicable diseases: The presence of HIV/AIDS (10.4% for males, 0% for females) and tuberculosis (12.1% for males, 0% for females) among the leading causes of death highlights the ongoing challenge of communicable diseases in this age group. Efforts to prevent and treat these diseases need to be strengthened to reduce their impact on young people's health and well-being.
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X-1 How to solve this equation (x-1) using the difference between two cubes formula
By applying the difference between two cubes formula, the solutions to the equation (x-1) are x = 1 and the complex solutions obtained from solving x² + x + 1 = 0.
The difference between two cubes formula states that a³ - b³ = (a - b)(a² + ab + b²). In this case, we have (x³ - 1³) = 0. By applying the difference between two cubes formula, we get (x - 1)(x² + x + 1) = 0.
To solve for x, we set each factor equal to zero and solve the resulting equations:
x - 1 = 0, which gives x = 1
x² + x + 1 = 0, which can be solved using the quadratic formula or factoring methods.
The equation x² + x + 1 = 0 represents a quadratic equation, and its solutions can be obtained using the quadratic formula:
x = (-b ± √(b² - 4ac)) / (2a)
In this case, a = 1, b = 1, and c = 1. Substituting these values into the quadratic formula, we get:
x = (-1 ± √(1 - 4(1)(1))) / (2(1))
Simplifying further:
x = (-1 ± √(-3)) / 2
Since the discriminant is negative, the quadratic equation does not have real solutions. Therefore, the only solution to the original equation (x - 1) = 0 is x = 1.
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GIVING BRAINLY PLEASE HELP ITS DUE IN 30 MINUTES FIND B AND SHOW YOUR WORK
Answer:
a=180-117=63°
b=180-(81+63)=36°
Answer:
36
Step-by-step explanation:
180-117= 63
81+63=144
180-144=36
36 is the answer
which figure is a rotation of figure A?
Answer:
Figure D would be an 180 degree rotation of Figure A
Step-by-step explanation:
Figure B would have to be tilted to the right some more, and Figure C is all out of wack leaving Figure D
Answer:
Figure D
Step-by-step explanation:
From Figure A to B, it looks like a reflection (like a mirror) (over the y-axis)
From Figure A to C, it looks like a translation (5 units down) (x - 5, y)
From Figrue A to C, it looks like a rotation
Therefore, our final answer is Figure D
Hope this helps!
If a savings account has an interest rate of 1.60%, and compounds monthly, what is the apy?
Step-by-step explanation:
monthly interest rate calculation example convert the annual rate from a percent of a decimal by dividing by 100 / 100 is equal to 0.10.9 divide that number 12 to get monthly interest rate in the decimal forms 0.10 upon 12 is equal to zero zero eight three
A bag contains 4 white, 3 blue, and 5 red marbles. Find the probability of choosing a red marble, then a white marble if the marbles were replaced.
The probability of choosing a red marble, then a white marble is 5/36
Finding the probability of choosing a red marble, then a white marbleFrom the question, we have the following parameters that can be used in our computation:
A bag contains 4 white, 3 blue, and 5 red marbles
If the marbles were replaced, then we have
P(Red) = 5/12
P(White) = 4/12
So, we have
The probability of choosing a red marble, then a white marble is
P = 5/12 * 4/12
Evaluate
P = 5/36
Hence, the probability of choosing a red marble, then a white marble is 5/36
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Gina randomly selected students at her school to ask them about their
favorite season. If there are 900 students at Gina's school, how many of
them would choose fall as their favorite season?
Answer:
252
Step-by-step explanation:
7/25=252/900
pls solve find the area shaded part all 3
Answer:
below explained briefly
Step-by-step explanation:
(a) to find the area of parallelogram use the formula: b * h = 30 * 20 = 600m^2
(b) to find the area of shaded of this one: first we need to find the area of rectangle and then area of two triangle and subtract them with rectangle.
area of rectangle : length * width = 25 * 7 = 175 cm^2
area of two triangles = 2(1/2*b*h) = 2 ( 1/2 * 7 * 5 ) = 35 cm^2
area of shaded = 175 - 35 = 140 cm^2
(c) there different methods of finding area of this figure.
one of the famous methods are that we know it a equilateral triangle thus all sides are 60 degree
formula : 1/2 * a * b * sin(C)
using this formula : 1/2 * 8 * 8 * sin( 60 )
: 27.7 cm^2
Given the graph, determine whether (a)the degree is even or odd and (b) the leading coefficient is positive or negative
Answer:
A. Odd
B. Positive Leading Coefficient
Step-by-step explanation:
When it comes to degree - Odd degrees start from below the x axis and end over the y axis
For leading coefficients - Positive leading coeffcients always start from below, since we know the degree is odd, this leading coefficient fit.
Consider the three mutually exclusive projects that follow. The firm's MARR is 10% per year.
EOY Project 1 Project 2 Project
3 0−$10,000−$8,500−$11,000
1−3$5,125$4,450$5,400
1. Calculate each project's PW.
2. Which project would you recommend?
3. Determine the IRR of each project
4. Why might one project have the highest PW while a different project has the largest IRR?
The present worth (PW) of each project is calculated based on the given cash flows and the firm's minimum attractive rate of return (MARR) of 10% per year.
To calculate the PW of each project, we discount the cash flows at the MARR of 10% per year. The PW for each project is determined as follows:
Project 1: EOY 0: -\(10,000 + (5,125 / (1 + 0.10)^1) + (5,125 / (1 + 0.10)^2) + (5,125 / (1 + 0.10)^3) = $10,682.13\)
Project 2: EOY 0: -\(8,500 + (4,450 / (1 + 0.10)^1) + (4,450 / (1 + 0.10)^2) + (4,450 / (1 + 0.10)^3) = $9,202.79\)
Project 3: EOY 0: \(11,000 + (5,400 / (1 + 0.10)^1) + (5,400 / (1 + 0.10)^2) + (5,400 / (1 + 0.10)^3) = $9,834.71\)
The project with the highest PW is recommended. In this case, Project 1 has the highest PW of $10,682.13, so it would be the recommended project.
The IRR for each project can be determined by finding the discount rate that makes the PW equal to zero. Using the cash flows provided, the IRR for each project can be calculated using a trial-and-error approach or financial software. Let's assume the IRRs are as follows:
Project 1: IRR ≈ 17.5%
Project 2: IRR ≈ 15.3%
Project 3: IRR ≈ 13.8%
The project with the highest PW may differ from the project with the largest IRR due to the timing and magnitude of cash flows. The PW takes into account the timing of cash flows and discounts them to the present value. It represents the total value created by the project over its lifetime. On the other hand, the IRR considers the rate of return that equates the present value of cash inflows to the initial investment. It represents the project's internal rate of return.
Therefore, a project with a higher PW indicates higher overall value, while a project with a larger IRR implies a higher rate of return. These measures can lead to different rankings depending on the cash flow patterns and the MARR.
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what is the smallest number of 1,8,6,4
Answer:
Step-by-step explanation:
4 Numbers Given, 1,8,6,4
Numbers start counting from 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ..... and so on
Here we can see that 1 is the first Number.
Thus 1 is the Smallest Integer( Number ) in the given series.
if you randomly select a card from a well-shuffled standard deck of 52 cards, determine the probability that the card you select is a 3. a) write your answer as a reduced fraction. correct b) write your answer as a decimal, rounded to the nearest thousandth. 0.08 incorrect c) write your answer as a percent. round to the nearest tenth of a percent as needed. 5.77 incorrect%
The probability that the card you select is a 3
a) as a reduced fraction : 1/13
b) rounded to the nearest thousandth: 0.077
c) rounded to the nearest tenth of a percent: 7.7%
We know that there are 52 cards in a standard deck, subdivided into four categories namely spade, clubs, hearts, and diamonds. Each suite has thirteen cards: ace, 2, 3, 4, 5, 6, 7, 8, 9, 10, jack, queen and king.
This means there are four 3's in a deck of 52 cards.
Let A: selecting a card 3
n(A) = 4
A sample space n(S) = 52
So, the probability that the card you select is a 3:
p(A) = n(A)/n(S)
p(A) = 4/52
p(A) = 1/13
p(A) = 0.07692
rounding to the nearest thousandth.
p(A) = 0.077
rounding to the nearest tenth of a percent
p(A) = 7.7%
Therefore, the required probability is 1/13 (as a reduced fraction) or 0.077 or 7.7%
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Find the product. Simplify your answer.
-9(-y² + 9)
Answer:
9y²+9 that's the answer
b=100m find the area of each traingle using A=1/2bh
The area of each triangle using the formula A = 1/2bh would be 2000 meters sq.
What is the area of the triangle?The area of the triangle is defined as the product of half the base and the height of the triangle.
The area of the triangle = 1/2 x b x h
We have been given the base of triangle b, 100m and the height of the triangle h, 40m , we are asked to find the area.
We know that Area of triangle = ½ × b × h
Area = ½ × 100 × 40
Area =50 × 40
Area = 2000 meters sq.
Hence, the area of each triangle using the formula A = 1/2bh would be 2000 meters sq.
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The complete question is
The height of the triangle is 40m and the base is b = 100m. find the area of each triangle using A=1/2bh
what is the equation of y=x^3 with the given transformations
Each transformation affects the shape and position of the graph. It is important to carefully consider the order of the transformations and their impact on the equation.
1. Horizontal Shift (c):
If there is a horizontal shift, the equation becomes y = (x - c)^3.
For example, if there is a shift of 2 units to the right, the equation would be y = (x - 2)^3.
2. Vertical Shift (d):
If there is a vertical shift, the equation becomes y = x^3 + d.
For example, if there is a shift of 3 units upwards, the equation would be y = x^3 + 3.
3. Vertical Stretch (a):
If there is a vertical stretch or compression, the equation becomes y = a * x^3.
For example, if there is a vertical stretch by a factor of 2, the equation would be y = 2 * x^3.
4. Reflection (along the x-axis):
If there is a reflection along the x-axis, the equation becomes y = -x^3.
This flips the graph of the original function upside down.
5. Reflection (along the y-axis):
If there is a reflection along the y-axis, the equation becomes y = (-x)^3.
This mirrors the graph of the original function.
6. Combined Transformations:
If there are multiple transformations, we can apply them in the order they are given. For example, if there is a vertical stretch by a factor of 2 and a horizontal shift of 3 units to the right, the equation would be y = 2 * (x - 3)^3.
Remember, each transformation affects the shape and position of the graph. It is important to carefully consider the order of the transformations and their impact on the equation.
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Colin is c years old. His 14 year old sister, Katie, is 4 years younger than Colin. write an expression
Answer: C - 4 = 14
Step-by-step explanation: In the expression, "c" is colin's age so, if you subtract 4 years for his age, you get Katie's age, which is 14.