Question

) Find the value of (x/y)x× (y/x) y
if x=4 y=-7

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Answer 1

Answer:

28

Step-by-step explanation:

Evaluate for x=4,y=7

=(4/7(4^4))(7/4)(7)

=(4/7(4^4))(7/4)(7)

=(4/7*256)(7/4)(7)

=(146.285714)(7/4)(7)

=256(7)

=1792