Question

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

-11

Step-by-step explanation:

let  A = ∣-4b-8∣+∣-1-b² ∣+2b^3

if b = -2 :  A =    ∣-4(-2)-8∣+∣-1-(-2)² ∣+2(-2)^3

               A =  ∣8-8∣ + ∣-1-4 ∣ + 2(-8)

A = 0 + ∣-5 ∣ -16 = 5  -16 = -11