PLEASE HELP ASAP
Question 3 of 10
If = 3x - 12, what is 2)?

-6

Step-by-step explanation:

because you insert 2 for x so then 3 times 2 = 6 then 6-12 = -6

The answer is A, -6.

Step-by-step explanation:

The problem told you that f=2, which is the same as saying x=2 since it's f(x). So, you replace x with 2.

3(2)-12

working from left to right

6-12=

-6

Hope this helps :)

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

~dasgupta/mathbook/append17dec2k8.pdf