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23 July, 08:51

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

4 (x-y) ^4

A.-64

B. 64

C.-5,184

D. 5,184

+4
Answers (2)
  1. 23 July, 09:19
    0
    Hello,

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

    Answer B
  2. 23 July, 12:22
    0
    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.
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