Question

Evaluate the expression below when x = -4.

4x2 - 2x × 15

Answer 1

A-56
b184
c376
D1,080

Answer 2

anybody?

Answer 3

\[4 \times 2 - 2(x) \times 15\] Is this the equation?

Answer 4

4x2 - 2x × 15 and x= -4

Answer 5

4x^2 - 2x times 15

Answer 6

\[4x^2 - 2x \times 15\]
this?

Answer 7

Okay i think got it...
You have to follow the BOD MAS rule. It will be easier if you solve it in this manner\[(4x^2) - ((2x) \times 15)\] Get it??..
now replace the x with (-4)
If you still don't get it, ask.