Question

Evaluate 3x2 − x, if x = -4

Answer 1

3x^2 - x

3(-4)^2 - (-4) ... replace every 'x' with -4

3(16) + 4

what's the next step?

Answer 2

beats me, man... haha.

Answer 3

3(16) is what

Answer 4

3(16) means 3 times 16

Answer 5

48

Answer 6

now add that to 4

Answer 7

so you're saying it's 52

Answer 8

yes

Answer 9

oh ... ok thanks

Answer 10

np