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Vsevolod [243]
3 years ago
5

I need a written response to solve all 4 steps

Mathematics
1 answer:
borishaifa [10]3 years ago
6 0

Answer:

a. -2

b. s = 2 and y = -5

c. (2.5, -9)

d. -7x - 2

Step-by-step explanation:

a. In the image, I have used rise over run, which is -8/4 or -2.

b. slope formula is mx + b = y, where m is slope and b is the y-intercept. In the equation 2x - 5y = -10, 2 is the slope and -5 is the y-intercept.

c. Plug in all given numbers into an equation and the ones you do not have will be in the points you need it to be. Once you graph the equation you will receive (2.5, -9).

d. y = mx + b

   5 = (-7)(-1) + b

   5 = 7 + b

   -2 = b

y = -7x - 2  

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Appended below is the code for Selection Sort. You really do not have to understand the details of the code. If this algorithm t
kramer

Answer:

12 seconds.

Step-by-step explanation:

Let t represent time taken by code to sort an array of 24 elements.

We have been given that an algorithm takes 4 seconds to sort an array of 8 elements. We are asked to find the time it will take for same code to sort an array of 24 elements.

We will use proportions to solve our given problem.    

\frac{\text{Time}}{\text{Array of elements}}=\frac{4}{8}

\frac{t}{24}=\frac{4}{8}

\frac{t}{24}\cdot 24=\frac{4}{8}\cdot 24

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t=12

Therefore, it will take 12 seconds for the same code to sort an array of 24 elements.

8 0
3 years ago
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Step-by-step explanation:

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3 years ago
What is the slope of a line that is perpendicular to the line y = x 4? the slope of the line is .
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7 0
2 years ago
The value of a book is $150 and decreases at a rate of 4% per year. Find the value of the book after 12 years
nevsk [136]
If it decreases at 4% every year, then its value becomes:

100% - 4% = 96% = 96/100 = 0.96

At the end of the 1 year its value becomes:  150*(0.96)

At the end of the 2 years its value becomes:  150*(0.96)*(0.96) = 150*(0.96)²

At the end of the 3 years its value becomes:  150*(0.96)*(0.96)*(0.96) = 150(0.96)³

So similarly at the end of 12 years, its value becomes 150*(0.96)¹²

=50*(0.96)¹²    simplify with calculator.

<span>≈ 91.91

Value at the end of 12 years becomes ≈ $</span><span>91.91

I hope this helps.
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3 years ago
How do you estimate the sum of 36795 and 14467
USPshnik [31]
To estimate the sum of these two numbers, we shall round them to the nearest 5,000, and then add the sum of those numbers.

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15,000+35,000= 50,000

Therefore, an estimate for the sum of 36795 and 14467 is approximately 50,000.
3 0
3 years ago
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