Question

4+xcube-x+2xsquare find the value at x=-2

Answer 1

Answer:

4-8-2+8=2. see the explanation

Step-by-step explanation:

4+(-2)^3 -2+2×(-2)^2

Answer 2

PLEASE MARK THE ANSWER AS BRAINLIST.

Given,  

x =  -2

4 + x³ - x + 2x²      (on putting the given value of x)

4 + (-2)³ - (-2)  +  2 × (-2)²

4 - 8 + 4 + 2 × 4

4 - 8 + 4 + 8

16 - 8

8  (Answer)

That's it friend !!!! Hope you like the solution.