Question

Given the function:

f(x) = 1/2 (3x+7)
What is the output of the function when the input is x = 9?
A 9
B 15
C 17
D 21

Answer 1

Answer: C

Explanation:

It's easy! Don't worry!

f(x) = 1/2(3x+7)

f(9) = 1/2(3(9)+7)

f(9) = 1/2(27+7)

f(9) = 1/2(34)

f(9) = 17

Trust me when you finish algebra this stuff is cake not going to lie. I did it under a minute. ;)

Also, gl passing algebra!