MATHEMATICS HIGH SCHOOL

Given the two expressions shown below:A. square root of 64 plus square root of 5
B. square root of 64 plus square root of 4

Which statement best describes the two expressions?

A. Both are rational.
B. Both are irrational.
C. A is rational, but B is irrational.
D. A is irrational, but B is rational.

Answers

Answer 1
Answer: The statement that best describes the two expressions is
D. A is irrational, but B is rational

square root of 64 plus square root of 5 is 8 plus square root of 5, the square root of 5 is an irrational number which makes the entire expression an irrational number

square root of 64 plus square root of 4 is 8 plus 2 which is equal to 10 and is a rational number

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Answers

Answer:

the answer is d

Step-by-step explanation:

i did whhat the other person said and got it right

Answer:

D

Step-by-step explanation:

Can some one show me how to do this

Answers

Divide both sides by 12 so you can get n by itself. you would divide 12n by 12 and you would get just n. You would also divide 36 by 12 which would be 3 so the answer is N=3.
12n=36 divide 12 to both side and you will get n=3

F (x)=2x-1 Find f (-2)
​

Answers

Answer:

-5

Step-by-step explanation:

f(x) =2x-1

f(-2)=2(-2)-1

2×(-2) = -4 -1= -5

f(-2)= -5

Find the slope and y intercept of the line 6x+ 2y=-88

Answers

6x + 2y = -88
2y = -88 -6x
y=-88/2 -6/2x
y= -44 - 3x
y = -3x - 44

Y intercept = -44
Slope/m = -3 (aka) -3/1

The local parts shop buys a machine that costs $500,000. Its value depreciates exponentially each year by 10%. What is the machine’s value after 5 years? Round your answer to the nearest integer

Answers

When compounding you must use:
Original price x percentage^years
So..
500,000 x 0.9^5
= $295245 is the value after 5 years.
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