Answer:
because im god and god is good and 9 x 10 is 99999
Step-by-step explanation:
What is the area of the rectangle?
Answer:
12,180
Step-by-step explanation:
got
What is the absolute value of -4
Answer:
4
Step-by-step explanation:
Easiest way to remember absolute value is the number always comes out positive.
l-4l=4
Answer:
the answer is 4
Step-by-step explanation:
the absolute value means it doesn't consists of any sign (neither positive nor negative)
In 2010, the population of a city was 241,000. From 2010 to 2015, the population grew by 5%. From 2015 to 2020, it fell by 4%. To the nearest 100 people, what was the population in 2020? help im about to die
Answer:
242, 900 people
Step-by-step explanation:
To begin, it says that the population grew by 5%.
(241000)(1.00 + 0.05) = population of the city in 2015
(241000)(1.05) = 253050
253050 is the population of the city in 2015. From 2015 to 2020 it fell four percent.
(253050)(1.00 - 0.04) = population of the city in 2020
(253050)(0.96) = 242928
242928 is the exact population of the city. However, it says to round to the nearest hundred. Since 28 is less than 50, then it would round down to 900.
Therefore, the answer would be 242, 900 people.
At a concession stand, three hot dog(s) and two hamburger(s) cost $7.50, two hot dog(s) and three hamburger(s) cost $8.75. Find the cost of one hot dog and the cost of one hamburger
Step-by-step explanation:
If 3 HD and 2HB cost $7.50
2 HD and 3HB cost $8.75
Let,y be HD
Y be HB
So 3y + 2x = $7.50. Eqn 1
2y + 3x = $8.75. Eqn 2
Solve simultaneously
Make x the subject in Eqn 1
3y + 2x = 7.50
2x = 7.50 - 3y
Devide by the coefficient of x
2x/2 = (7.50 - 3y) / 2
X = (7.50 - 3y) /2 Eqn 3
Put Eqn 3 into 2
2y + 3(7.50 - 3y) / 2 = 8.75
2y (22.5 - 9y) / 2 =8. 75
Multiply by the lcm of the denominators
2y x 2 + ((22.5 - 9) / 2) x 2 = 8.75 x2
4y + 22.5 - 9y = 17.50
Group like terms
22.5 - 17.50 = 9y - 4y
5 = 5y
5/5 = (5y) / 5
1 = y Eqn 4
Therefore 1 HD is $1
Put Eqn 4 into eqn 3
X = (7. 50 - 3y) / 2
X = (7.50 - 3(1)) / 2
X = 4.5 / 2
X = 2.25
Therefore 1 HB is $2.25
I will give the BRAINEST
The length of a hypotenuse of a 30° -60° - 90° triangle is 17 yards. What is the length of the
other two sides?
A. 8.5 yds: 8.5 yds
B. 8.5 yds: 8.5/3yds
C. 8.5y3yds: 8.5VZ yds
D. 1773 yds: 8.5 yds
Step-by-step explanation:
answer is B which is 8•5 yds and 8•5√3 yds
The function h is defined by h(x)=x^2 +2.
Find h(3y).
Find the output, y, when the input, x, is -9.
y =
Answer:
when x=-9, y=1
Step-by-step explanation:
the graph shows when the x is at -9, the y is at 1
(x2 +9) - (-7x2 – 3x + 9)
Answer:
8x²+3x
Step-by-step explanation:
for each of the three plots, identify the strength of the relationship (e.g. weak, moderate, or strong) in the data and whether fitting a linear model would be reasonable.
These following answers are correct
We are given residual plots
In given(a) plot there is weak relationship between scatter points
we see curved relationship in this residual plot therefore model is unreasonable .
Note - This model is reasonable when this plot should look approximately normal and scatterplot of residuals should show random
scatter. In these plots we see weak relationship and line as model is unreasonable
2)We are given residual plot.
Given 2nd (c) plot there is strong relationship between scatter points we see positive straigh line relationship in this plot therefore model is resonable.
Also these model look approximately normal land scatterplot of residuals show random scatter.
In these plot we see strong relationship and linear model is reasonable
Therefore, these statements are correct.
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29. Assertion :7√5, √2+21 are the irrational number. Reason: every integer is an rational number 30.
The assertion is true. Both 7√5 and √2 + 21 are irrational numbers because they cannot be expressed as fractions.
The assertion is true. Both 7√5 and √2 + 21 are irrational numbers.
An irrational number is defined as a number that cannot be expressed as a fraction of two integers and has an infinite non-repeating decimal representation.
In the case of 7√5, the square root of 5 is an irrational number because it cannot be expressed as a fraction. Multiplying it by 7 does not change its irrational nature.
Similarly, √2 is also an irrational number because the square root of 2 cannot be expressed as a fraction. Adding 21 to √2 does not alter its irrationality.
The reason provided, that every integer is a rational number, is not relevant to the given assertion. While it is true that every integer is a rational number because it can be expressed as a fraction (e.g., 3 can be written as 3/1), it does not contradict the fact that 7√5 and √2 + 21 are irrational numbers.
In conclusion, the assertion is valid, and both 7√5 and √2 + 21 are irrational numbers.
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Audrey is growing basil. On February 1st, her plant was 5 inches tall. A week later, the plant was 9 inches tall. By what percent did the plant grow?
Answer:
80%
Step-by-step explanation:
We know that the plant was 5 inches and it grew 4 inches to become 9 inches, so now we just need to figure out what percentage 4 is of 5. An easy way to do this is by multiplying 5 by 2 to get 10 and since 4 is 40% of ten we know that 4 is 80% of 5 because we have to multiply 4 by 2 because we did 5.
the plant grew by 80%.
Step-by-step explanation:
Gordon types 2,448 words in 36 minutes. Find the unit rate.
Answer: 68 words
Step-by-step explanation: 2448 / 36 = 68
Answer:
68 Words
Step-by-step explanation:
68 words in a minute if you divide 2448 by 36
A pile of sand has a weight of 90 kg.
The sand is put into a small bag, a medium bag and a large bag
in the ratio 2:3:7.
Work out the weight of sand in each bag.
but
Answer:
i hope it helps
mapriend
Answer:
Step-by-step explanation:
divide 90 by 2, 3, 7
small bags 90 ÷ 2 = 45
medium bag 90 ÷ 3 = 30
large bag 90 ÷ 7 = 12.8 round it to nearet whole number = 13
how many days will it take to finish a 20 pound bag of rice when you use 0.4 pounds each day
Answer:
50
Step-by-step explanation:
divide 20 by 0.4
= 20/0.4 = 20 * (1/0.4)
= 20*2.5
= 50
Of the registered voters in the city of Bella Vista, 45% cast votes on a proposed school budget. Of those who voted, 68% voted to pass the school budget. What percent of registered voters in Bella Vista voted to pass the school budget?
Algebra
30.6% of registered voters in Bella Vista voted to pass the school budget.
What is successive percentage change?When more than one successive changes are applied to a quantity the total percentage change is called successive percentage change.
Given,
Percentage of registered voters casting vote = 45%
Of those who voted, percentage of voters who voted to pass the school budget = 68%.
Let, total registered voters = x .
Number of registered voters casting vote = 45% of x
= 45x/100
Total number of registered voters in Bella Vista who voted to pass the school budget = 68% of number of registered voters casting vote
= (68/100) × (45x/100)
Percentage of registered voters in Bella Vista who voted to pass the school budget = {(68/100) × (45x/100)} / x
= 30.6%
Hence, 30.6% of registered voters in Bella Vista voted to pass the school budget.
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TOPIC=Rearranging
Task:Make x the subject of these equations
6x + v = 4x + w
ax + 9 = 2x + b
7x - w = vx+4
6 - wx = vx + 4
3(wx-v) = 4(x+v)
All the solutions are,
⇒ x = 1/2 (w- v)
⇒ x = (b - 9)/(a - 2)
⇒ x = (4 + w) / (7 - v)
⇒ x = 2 / (v + w)
⇒ x = 7v/(3w - 4)
Given that;
Expressions are,
⇒ 6x + v = 4x + w
⇒ ax + 9 = 2x + b
⇒ 7x - w = vx+4
⇒ 6 - wx = vx + 4
⇒ 3(wx - v) = 4(x + v)
We can simplify as;
⇒ 6x + v = 4x + w
⇒ 6x - 4x = w - v
⇒ 2x = w - v
⇒ x = 1/2 (w- v)
⇒ ax + 9 = 2x + b
⇒ ax - 2x = b - 9
⇒ (a - 2)x = b - 9
⇒ x = (b - 9)/(a - 2)
⇒ 7x - w = vx+4
⇒ 7x - vx = 4 + w
⇒ (7 - v) x = 4 + w
⇒ x = (4 + w) / (7 - v)
⇒ 6 - wx = vx + 4
⇒ vx + wx = 6 - 4
⇒ (v + w)x = 2
⇒ x = 2 / (v + w)
⇒ 3(wx - v) = 4(x + v)
⇒ 3wx - 3v = 4x + 4v
⇒ 3wx - 4x = 7v
⇒ (3w - 4)x = 7v
⇒ x = 7v/(3w - 4)
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Karen purchased a DVD player on sale. The original selling price was $171.50. The sale price was $145.22. What is the first step in finding the percent markdown? Find the percent markdown.
Answer:
15% off
Step-by-step explanation:
Answer:
i need help go to my question from this brainly.com/question/25995862
Step-by-step explanation:
which of the following statements have the same result? explain each step in solving each one. 1. f(3) when f(x)=2x+32. f^-1(3) when f(x)=2x-9/33. 5y+13=4y+4(10 points)
Let's find the inverse function:
1. replace f(x) with y
\(y=\frac{2x-9}{3}\)2. Replace every x with a y and every y with an x:
\(x=\frac{2y-9}{3}\)3. solve for y:
\(y=\frac{3x+9}{2}\)4. replace y with f^-1(x)
\(f^{-1}(x)=\frac{3x+9}{2}\)Now:
\(f^{-1}(3)=\frac{3(3)+9}{2}=\frac{9+9}{2}=\frac{18}{2}=9\)since the functions are equal for x = 3 we can conclude that they have the same result
\(f(3)=f^{-1}(3)\)What is an equation of the line that passes through the point (-4,-6)and is
paralel to the line 2x-y=6
Answer:
Step-by-step explanation:
2x - 7y = -6.
An ant starts from the origin of a coordinate system, (0,0)
, and in each step moves either up or right by one unit. After 10
such moves, what is the probability that the ant settles down at point (4,6)
?
I understand that it's a partition problem. Because probability for either up or right is 1/2
and the ant has to make 6
moves up and 4
to the right, would it be (104)(12)4(12)6=(104)(12)10=0.2051
?
The probability that the ant settles down at point (4,6) after taking 10 moves either up or right is 1/270.
Probability is a measure of the liability of an event to do. numerous events can not be prognosticated with total certainty. We can prognosticate only the chance of an event to do i.e., how likely they're going to be, using it.
Ant can move upto 10 moves which leads to the shortest path,
The number of ways to take shortest path = ¹⁰C₄ or ¹⁰C⁶
where, ⁿCₓ = n!/(n-x)! x!
¹⁰C₄ = 10!/4!*6!
¹⁰C₄ = 10*9*8*7/4*3*2
¹⁰C₄ = 270
Ant will choose only one path,
Probability that the ant settles down at point (4,6) is 1/270.
Probability can range from 0 to 1, where 0 means the event to be an insolvable bone and 1 indicates a certain event. Probability for Class 10 is an important content for the scholars which explains all the introductory generalities of this content. The probability of all the events in a sample space adds up to 1.
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How can I factor the following expression by grouping:
a) 4x^3 - 2x^2 + 8x - 4
The factored expression of 4x³ - 2x² + 8x - 4 is (2x² + 4)(2x - 1) by grouping
How to factor the expression by groupingFrom the question, we have the following parameters that can be used in our computation:
4x³ - 2x² + 8x - 4
Group the expression in 2's
So, we have
(4x³ - 2x²) + (8x - 4)
Factorize each group
2x²(2x - 1) + 4(2x - 1)
So, we have
(2x² + 4)(2x - 1)
Hence, the factored expression is (2x² + 4)(2x - 1)
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explain how to write 3/10 as a division expression
Answer:
3 divided by 10
Step-by-step explanation:
Answer:
Divide 3 by 10
You will get answer as 0.3
Now you have got the decimal expansion of 3/10
How many miles does he run in one year
Answer Key:
1. Since the question says Mr. Smith runs 2.7 miles every day of the week, you will need to multiply it with 365, the days of the year. The total answer you would get D. 985.5 miles.
| I just want to help you with #2 anyway
Please help me solve this.
\(\boxed{A}\\\\ U=5(2n+22)+2\left( n+\cfrac{3}{2} \right) \\\\\\ U=10n+110+2n+3 \implies U=12n+113 \\\\[-0.35em] ~\dotfill\\\\ \boxed{B}\hspace{5em}\textit{in 2009, that's 9 years after 2000, n = 9}\\\\ U(9)=12(9)+113\implies U(9)=221 ~~ millions\)
What is the first step in writing a two column proof?
The surface of a mountain is modeled by the equation h(x, y) = 5000 - 0.001x² - 0.004y². A mountain climber is at the point (500, 300, 4390). In what direction should the climber move in order to ascend at the greatest rate?
Answer:
i-2.4j
Step-by-step explanation:
Given that,
The surface of a mountain is modeled by the equation as follows :
\(h(x,y)=5000 -0.001x^2-0.004y^2\)
A mountain climber is at the point (500, 300, 4390).
We need to find the direction in which he should move in order to ascend at the greatest rate.
To find direction, first finding the gradient of h as follows :
\(\nabla h(x,y)=-0.002xi-0.008yj\)
Now put x = 500 and y = 300
So,
\(\nabla h(x,y)=-0.002(500)i-0.008(300)j\\\\\nabla h(x,y)=i-2.4j\)
The direction of the climber is i-2.4j
What is the answer plz?
Answer:
A
Step-by-step explanation:
Answer:
Easy B
Step-by-step explanation: srry If It's Wrong
A bus can hold up to 30 students. 10 have already got in class. the inequality is
Answer:
20? i dont know hopefully im right
Step-by-step explanation:
The number 55 is attached to a two-digit number to its left and the formed 4-digit number is divisible by 24. What could be the 2-digit number? List all options.
Given:
The number 55 is attached to a two-digit number to its left and the formed 4-digit number is divisible by 24.
To find:
The 2-digit numbers.
Solution:
Let the two digit number be \(ab\). Then the 4 digit number will be \(55ab\).
We know that the number \(55ab\) lies in the range 5500 to 5599.
Now,
\(5500=229\times 24+4\)
It means, \(5500-4=5496\) is divisible by 24. So, the numbers lie in the range 5500 to 5599 and divisible by 24 are:
\(5496+24=5520\)
\(5520+24=5544\)
\(5544+24=5568\)
\(5568+24=5592\)
Therefore, the possible 2-digit numbers are 20, 44, 68, 92.
What is 1 and 5/6 - 1/2