Question

Evaluate the following expression For x=-2 and y=-4

4(x-y)^4

A.–64
B.64
C.–5,184
D.5,184

Answer 1

Hello,

4*(-2-(-4))^4=4*2^4=4*16=64

Answer B

Answer 2

To answer, directly substitute to the given polynomial the given values of x and y which are -2 and -4, respectively.
4(x - y)^4 = 4 (-2 --4)^4
= 4 (2)^4
= 64
Thus, the answer is 64. This is letter B of the choices.