How do you solve this? Please helppp what’s the answer???
Answer:
I won't be able to give you a numerical answer but that's not what your question's asking anyway. Just put a dot at the coordinates (0,-3) and one at (-2,3) and connect them. That's your first line. For the second question put a dot at the intersections (0,1) and one at (-4,-3) and connect them. You should be able to find a point where the two lines intersect. That's the point you need. If you still can't find it, then continue the lines or message me at riztofu on insta. I'll solve your question then.
Step-by-step explanation:
OMG pls help. 8qt = _ pt
options: 16,8,14,10. pls help
Answer:
16 pts
Step-by-step explanation:
1qt = 2pts
Find the value of x so that line m is parallel to line l.
The value of x that makes line m parallel to line l is 15.
How to find the value of x that makes the lines parallel?When parallel lines are cut across by a transversal, angle relationships are formed.
The angle relationship form includes corresponding angles, alternate angles, vertically opposite angles etc.
Therefore, for line m to be parallel to line l,
5x - 10 + 8x - 5 = 180
Hence,
5x - 10 + 8x - 5 = 180
5x + 8x - 10 - 5 = 180
13x - 15 = 180
13x = 180 + 15
13x = 195
Therefore, divide both sides by 13
13x / 13 = 195 / 13
x = 15
Therefore, the value of x that makes line m parallel to line l is 15.
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A 12oz box of cereal costs $3.50. An 18oz box of cereal costs $5.40 Set up eqautions to determine which is the better buy?
Answer:
12 oz
Step-by-step explanation:
3.50/12 = $.29 5.40/18 =$ .30
Determine if you UTV and RQS are similar if so right the similarities statement
Based on the given triangles, let's check if they satisfy the SSS congruence. To prove that we have SSS congruence for triangles UTV and RQS, the sides must have equal proportions. Let's check the ratio for UT to RQ, TV to QS, and VU to SR. We have the following
\(\begin{gathered} \frac{UT}{RQ}=\frac{70}{25}=\frac{14}{5} \\ \frac{TV}{QS}=\frac{42}{15}=\frac{14}{5} \\ \frac{VU}{SR}=\frac{84}{30}=\frac{14}{5} \end{gathered}\)All side ratio has the same value, hence, triangle UTV and triangle RQS are congruent based on SSS congruence.
The length and width of a rectangle are consecutive integers. The perimeter of the
rectangle is 38 feet. Find the length and width of the rectangle.
Width =
Length
The length of the rectangle is 9 feet and the width of the rectangle is 10 feet.
What is the Perimeter of a Rectangle?The sum of a rectangle's boundary lengths on all sides is known as its perimeter. A rectangle's perimeter is a linear measurement that can be expressed in meters, feet, inches, or yards. Let's first comprehend the two fundamental characteristics of a rectangle.
A rectangle has four 90° angles.The lengths of a rectangle's diagonals are equal.Let the length of the rectangle be x feet
Then, the width of the rectangle will be x+1feet
We know that the perimeter of a rectangle is given by
P= 2(l+w)
Here
P= perimeter of a rectangle
l=length of the rectangle
w= width of the rectangle
Put l=x, w= x+1 and P= 38 in the perimeter formula
38 = 2(x+x+1)
Divide both sides by 2
19= x+x+1
19= 2x+1
Subtract 1 from both sides
18=2x
Divide both sides by 2
x=9 feet
This is the length of the rectangle.
Now, the width x+1 of the rectangle will be
9+1 = 10 feet
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Caleb decreases a number by 6 and then multiplies it by 2. He gets the same answer as
when he subtracts 8 from the original number. What is the number?
please answer!!
Answer: 4
Step-by-step explanation: If Caleb starts with 4 and subtracts 6, he'll get -2. -2 times 2, equals -4. If he starts with 4 and subtracts 8, he'll again end up with -4, meaning the original number is 4!
4-6= (-2)
-2*2= (-4)
4-8= (-4)
*URGENT*
I’ve been doing this problem over and over but i have a feeling i’m wrong, please help!!
\(\it tan60^o=\dfrac{AB}{BC} \Rightarrow \sqrt3=\dfrac{AB}{50} \Rightarrow AB=50\sqrt3\approx50\cdot1,732\approx87\ m\)
Can yall plz help me answer this!!!
Answer:
n= -3
Step-by-step explanation:
Step 1: Simplify both sides of the equation.
4n+2=6(
1
3
n−
2
3
)
4n+2=(6)(
1
3
n)+(6)(
−2
3
)(Distribute)
4n+2=2n+−4
4n+2=2n−4
Step 2: Subtract 2n from both sides.
4n+2−2n=2n−4−2n
2n+2=−4
Step 3: Subtract 2 from both sides.
2n+2−2=−4−2
2n=−6
Step 4: Divide both sides by 2.
2n
2
=
−6
2
n=−3
Answer:
n = -3
Step-by-step explanation:
The first step you want to do is try to get rid of those parenthesis and to do that you want to distribute the 6 into 1/3n and 2/3 and you get
4n + 2 = \(\frac{6}{3}\)n - \(\frac{12}{3}\)
that can be simplified to
4n + 2 = 2n - 4
subtract 2n from both sides and you get
2n + 2 = -4
subtract 2 from both sides
2n = -6
divide both sides by 2 you get
n = -3
The expression ( x 22 ) ( x 7 ) 3 is equivalent to x p. What is the value of p?
The given expression is equivalent to x^43, and the value of p is 43.
When we have an expression with exponents, such as (x^22)(x^7)^3, we can simplify it by applying the rules of exponents. In this case, we can use the rule that states that when we have a power raised to another power, we can multiply the exponents. That is, (a^m)^n = a^(m*n).
Using this rule, we can simplify the given expression as follows:
(x^22)(x^7)^3 = x^(22 + 7*3)
= x^(22 + 21)
= x^43
Therefore, the given expression is equivalent to x^43, and the value of p is 43.
It's important to understand the rules of exponents when dealing with expressions that involve powers. These rules allow us to simplify complex expressions and make calculations more manageable. In general, we should always try to simplify expressions as much as possible, as this can help us to identify patterns and relationships that might not be apparent in more complex forms.
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The share price of Grath Oil is currently $77. 6. Several months ago, when the price was $51. 21, Charles bought 186 shares of Grath Oil. If he sells all of his stock in Grath Oil today, how much profit will he make? a. $4,716. 96 b. $23,858. 22 c. $14,333. 16 d. $4,808. 10.
Charles will make a profit of approximately d. $4,808.10.
To calculate the profit Charles will make, we need to find the difference between the selling price and the buying price per share, and then multiply it by the number of shares he owns.
Buying Price per Share = $51.21
Selling Price per Share = $77.6
Number of Shares = 186
Profit = (Selling Price per Share - Buying Price per Share) * Number of Shares
Profit = ($77.6 - $51.21) * 186
Profit = $26.39 * 186
Profit ≈ $4,808.10
Therefore, the correct answer is option d) $4,808.10.
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if the grass is wet, then the grass is dry true or false?
Armstrong's Axioms Let R be a relation composed of the columns: Z Y X WEGH. Let F be the following functional dependencies which hold over R: a) ZY-X b) Y-W c) Y→X d) X-Z e) XW-E Ô XE → GH g) GH-E se only Armstrong's Axioms (below) to solve the following question: Y EX X→Y :X-YXZ ⇒ YZ X Y&Y-Z⇒X-Z e a derivation sequence for ZY-E
We have derived ZY-E using Armstrong's axioms.
To derive ZY-E using Armstrong's axioms, we'll go through a series of steps using the given functional dependencies and the axioms of Armstrong's closure.
The given attribute set is ZY-E.
Apply reflexivity:
ZY-E ∪ ZY-E ⇒ ZY-E
Apply augmentation:
ZY-E ⇒ ZY-XE (using the functional dependency ZY-X)
Apply transitivity:
ZY-XE, XE → GH ⇒ ZY-GH (using the functional dependency XE → GH)
Apply augmentation:
ZY-GH ⇒ ZY-GHE
Apply decomposition:
ZY-GHE ⇒ ZY-E
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Amy takes classes at both Westside Community College and Pinewood Community College. At Westside, class fees are $98 per credit hour, and at Pinewood, class fees are $115 per credit hour. Amy is taking a combined total of 20 credit hours at the two schools. Suppose that she is taking w credit hours at Westside. Write an expression for the combined total dollar amount she paid for her class fees.
Answer:
Total fees=98w+115(20-w)
Step-by-step explanation:
From the information given, the combined total dollar amount she paid for her class fees would be equal to the fee per credit hour at Wetside for the number of credit hours she takes there plus the result of multiplying the fee per credit hour at Pinnewood for the number of credit hours Amy takes in that place. Also, it is important to take into account that the number of credit hours Amy takes at Pinnewood would be the result of subtracting the number of hours she takes at Westside from the combined total at the two schools that is 20. According to this, the expression for the combined total dollar amount she paid for her class fees is:
Total fees=98w+115(20-w), where:
w is the number of credit hours at Westside.
find the exact value of sin(0) when cos(0) =3/5 and the terminal side of (0) is in quadrant 4
When the cosine of an angle (0) is 3/5 and the angle lies in quadrant 4, the exact value of the sine of that angle is -4/5.
To find the exact value of sin(0), we can utilize the Pythagorean identity, which states that \(sin^2(x) + cos^2(x) = 1,\) where x is an angle in a right triangle. Since the terminal side of the angle (0) is in quadrant 4, we know that the cosine value will be positive, and the sine value will be negative.
Given that cos(0) = 3/5, we can determine the value of sin(0) using the Pythagorean identity as follows:
\(sin^2(0) + cos^2(0) = 1\\sin^2(0) + (3/5)^2 = 1\\sin^2(0) + 9/25 = 1\\sin^2(0) = 1 - 9/25\\sin^2(0) = 25/25 - 9/25\\sin^2(0) = 16/25\)
Taking the square root of both sides to find sin(0), we have:
sin(0) = ±√(16/25)
Since the terminal side of (0) is in quadrant 4, the y-coordinate, which represents sin(0), will be negative. Therefore, we can conclude:
sin(0) = -√(16/25)
Simplifying further, we get:
sin(0) = -4/5
Hence, the exact value of sin(0) when cos(0) = 3/5 and the terminal side of (0) is in quadrant 4 is -4/5.
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Note the correct and the complete question is
Q- Find the exact value of sin(0) when cos(0) =3/5 and the terminal side of (0) is in quadrant 4 ?
The ratio of red marbles in a bag to green marbles is 2:3. If two red marbles are taken away, the ratio becomes 1:2. How many red marbles are in the bag?
The number of red marbles in the bag are 8.
What is the ratio?The ratio is defined as the comparison of two quantities of the same units that indicates how much of one quantity is present in the other quantity.
Given that, the ratio of red marbles in a bag to green marbles is 2:3.
Let the number of red marbles be r and the number of green marbles be g.
r/g =2/3
3r=2g
3r-2g=0 -----(i)
Two red marbles are taken away, the ratio becomes 1:2.
(r-2)/g = 1/2
2r-4=g -----(ii)
Substitute equation (ii) in equation (i), we get
3r-2(2r-4)=0
3r-4r+8=0
r=8
Substitute r=8 in equation (ii), we get
g=2(8)-4
g=12
Therefore, the number of red marbles are 8.
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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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a family had dinner in a restaurant and paid rs 900 for food they also had to pay 1p percent sale tax and 15 percent for the trip how much did they pay for the dinner?
Answer:
Total amount pay for dinner = Rs 1,014
Step-by-step explanation:
Given:
Amount pay for food = Rs 900
Percentage of sales tax = 1%
Percentage of trip payment = 15%
Find:
Total amount pay for dinner
Computation:
Amount pay for sales tax = Amount pay for food x Percentage of sales tax
Amount pay for sales tax = 900 x 1%
Amount pay for sales tax = 900 x 0.01
Amount pay for sales tax = Rs 9
Amount pay for trip = Amount pay for food x Percentage of trip payment
Amount pay for trip = 900 x 15%
Amount pay for trip = 900 x 0.15
Amount pay for trip = Rs 105
Total amount pay for dinner = Amount pay for food + Amount pay for sales tax + Amount pay for trip
Total amount pay for dinner = 900 + 105 + 9
Total amount pay for dinner = Rs 1,014
What’s the domain and range?
Answer:
Domain: x > -4
Range: y > -1
Step-by-step explanation:
Domain is the points on the x axis that could be vaild for that line.
Range is the points on the y axis that could be valid for that line.
3 angles of a quadrilateral measure 25 degree and 40 degree and 90 degree wwhat is the measure of the 4th angel
A quadrilateral has 4 sides and 4 angle.
The sum of the 4 angles need to equal 360 degrees.
4th angle = 360 - 25-40-90
4th angle = 205 degrees.
3. Which list shows the lengths of three segments that could be the sides of a right triangle? A. 6 cm, 8 cm. 10 cm B. 5 cm. 7 cm. 9 cm C.2 cm. 4 cm. 6 cm D. 1 cm. 2 cm. 3 cm ОА B OD
Answer:
7c,m
Step-by-step explanation:
you bad at math im smart your not sike you are smart haha
Why is production possibility frontier called the opportunity cost curve?
The Production Possibility Frontier (PPF) is often called the "Opportunity Cost Curve" because it illustrates the concept of opportunity cost.
Opportunity cost is the cost of one alternative in terms of the benefits forgone of the best alternative. In other words, it's the cost of one choice in terms of the best alternative choice.
As we move along the PPF, we can see that as we produce more of one good, we must give up some production of the other good. This trade-off is represented by the slope of the PPF, which is the opportunity cost of producing one good in terms of the other good. The PPF illustrates the relationship between production and opportunity cost by showing the trade-offs that must be made and the opportunity costs associated with different production choices.
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Select all of the following that are quadratic functions.
x=3y²-6y+5
y+3=-2x2+5
y=2x2−8x+6
y=-7x-4
y-3x=4x³-x² +9
y = 5 x(x +9)-8
y-2x²=3x-2x²+4
DONE
Step-by-step explanation:
For this select the function with the leading term with the power of 2
1 and 6 are the only quadratic function ( BECAUSE THEY ONLY HAVE FUNCTION WITH GREATEST POWER OF 2)
What is the longest flagpole (in whole feet) that could be shipped in a box that measures 3 ft by 3 ft by 14 ft?
Answer:
14feet
Step-by-step explanation:
The length of the longest flagpole is the length of diagonal r
Get s first using the pythagoras theorem;
s^2 = 14^2 - 3^2
s^2 = 196 - 9
s^2 = 187
s = √187
s = 13.67
Similarly
s^2 + 3^2 = r^2
Since s^2 = 187
187 + 9 = r^2
r^2 = 196
r = √196
r = 14ft
Hence the longest flagpole (in whole feet) that could be shipped in a box that measures 3 ft by 3 ft by 14 ft is 14feet
Consider the values for variables m and f-solve Σm²f m| 2 3 4 5 6 7 8 f | 82 278 432 16 6 3 1
________
We are able to deduce from the information that has been supplied that the total number of squared products that the variables m and f contribute to add up to 3,892 in total.
To determine the value of m2f, first each value of m is multiplied by the value of "f" that corresponds to it, then the result is squared, and finally all of the squared products are put together. This process is repeated until the desired value is determined. Let's analyse the calculation by breaking it down into the following components:
For m = 2, f = 82: (2 * 82)² = 27,664.
For m = 3, f = 278: (3 * 278)² = 231,288.
For m = 4, f = 432: (4 * 432)² = 373,248.
For m = 5, f = 16: (5 * 16)² = 2,560.
For m = 6, f = 6: (6 * 6)² equals 216.
For m = 7, f = 3: (7 * 3)² = 441.
For m = 8, f = 1: (8 * 1)² equals 64.
After tallying up all of the squared products, we have come to the conclusion that the total number we have is 635,481: 27,664 + 231,288 plus 373,248 plus 2,560 plus 216 plus 441 plus 64.
The total number of squared products that contain both m and f comes to 635,481 as a direct result of this.
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Evaluate the line integral by the two following methods. (x - y) dx +(x y) dy C is counterclockwise around the circle with center the origin and radius 8 Exercise (a) directly Step 1 To find ? (x-y) dx + (x + y) dy directly, we must parameterize C. Since C is a circle with radius 8 centered at the origin, then a parameterization is the following. (Use t as the independent variable.) y 8 sin(t) With this parameterization, we have dt and dy - dt. Submit Skip (you cannot come back)
To evaluate the line integral ∫(x - y) dx + (x + y) dy over the circle with center at the origin and radius 8, we can use the given parameterization of the circle.
The parameterization of the circle with radius 8 centered at the origin can be expressed as:
x = 8 cos(t)
y = 8 sin(t)
where t is the parameter and ranges from 0 to 2π as we go counterclockwise around the circle.
To evaluate the line integral directly, we substitute these parameterizations into the integrand:
(x - y) dx + (x + y) dy = (8 cos(t) - 8 sin(t)) (-8 sin(t) dt) + (8 cos(t) + 8 sin(t)) (8 cos(t) dt)
Simplifying this expression, we get:
= -64 cos(t) sin(t) dt + 64 \(cos^2(t) dt + 64 sin^2(t) dt\)
= -64 cos(t) sin(t) dt + 64 dt
Now we can integrate this expression over the range of t from 0 to 2π:
∫[0 to 2π] (-64 cos(t) sin(t) + 64) dt
The first term integrates to zero since it is an odd function over a symmetric interval:
∫[0 to 2π] (-64 cos(t) sin(t) dt) = 0
The second term is a constant, so the integral simply gives the product of the constant and the length of the interval:
∫[0 to 2π] 64 dt = 64 * (2π - 0) = 128π
Therefore, the value of the line integral is 128π.
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The graph below displays Tobias's
morning run. Describe the change in the
speed over time.
Can someone please help?!
Answer:
m=3/4
Step-by-step explanation:
For the following grouped frequency distribution table of exam scores, what is the lowest score on the exam? X f 90.99 3 80-89 1 70-79 2 60-69 3 50-59 4 Select one: a. X=74 b. X-70 c. Cannot be determined d. X 90
The lowest score on the exam cannot be determined from the given grouped frequency distribution table thus the correct answer is c. Cannot be determined.
In the given grouped frequency distribution table, the scores are divided into intervals or classes, such as 50-59, 60-69, 70-79, and so on. The frequency column tells us how many scores fall within each interval. For example, there are 4 scores that fall within the 50-59 interval, and 3 scores that fall within the 90-99 interval.
However, we do not know the exact scores that make up each interval. For example, the 70-79 interval could contain scores ranging from 70 to 79, or it could contain scores like 71, 75, and 78, or any other combination of scores that falls within that range. Without knowing the individual scores, we cannot determine the lowest score on the exam.
Therefore, the correct answer is option c, “Cannot be determined.”
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Suppose that a 2 × 2 matrix A has an eigenvalue 3 with corresponding eigenvector [-1 -2] and eigenvalue -1 with corresponding eigenvector [3 5]. Find an invertible matrix P and a diagonal matrix D so that A=PDP^-1 . Enter your answer as an equation of the form A = PDP^-1.
You must enter a number in every answer blank for the answer evaluator to work properly.
We can write the equation A = PDP⁻¹:
A = PDP⁻¹
A = [[-1, 3], [-2, 5]] * [[3, 0], [0, -1]] * [[5, -3], [2, -1]]
To find the invertible matrix P and the diagonal matrix D, we can use the eigenvectors and eigenvalues given.
Let's denote the eigenvectors as v₁ = [-1, -2] and v₂ = [3, 5], and the eigenvalues as λ₁ = 3 and λ₂ = -1.
We can construct matrix P by taking the eigenvectors as its columns:
P = [v₁, v₂] = [[-1, 3], [-2, 5]]
To construct the diagonal matrix D, we place the eigenvalues on the diagonal:
D = [[λ₁, 0], [0, λ₂]] = [[3, 0], [0, -1]]
Now, we can calculate the inverse of matrix P, denoted as P⁻¹.
To find the inverse of a 2 × 2 matrix, we use the formula:
P⁻¹ = (1 / determinant of P) * adjugate of P
The determinant of P is calculated as:
det(P) = (-1 * 5) - (-2 * 3) = -5 + 6 = 1
The adjugate of P is obtained by swapping the elements on the main diagonal and changing the sign of the elements on the off-diagonal:
adj(P) = [[5, -3], [2, -1]]
Now, we can calculate P⁻¹:
P⁻¹ = (1 / det(P)) * adj(P)
P⁻¹ = (1 / 1) * [[5, -3], [2, -1]] = [[5, -3], [2, -1]]
Finally, we can write the equation A = PDP⁻¹:
A = PDP⁻¹
A = [[-1, 3], [-2, 5]] * [[3, 0], [0, -1]] * [[5, -3], [2, -1]]
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