what is the value of x² ±3y / xy, if x = 4 and y =2?
a. 1 3/4
b. 2 1/2
c. 2 3/8
d. 2 3/4
explain your answer
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Answered by
10
Step-by-step explanation:
If 2^x + 2^y = x^2 + y^2, where x and y are nonnegative integers, what is the greatest possible value of |x – y|?
(A) 0
(B) 1
(C) 2
(D) 3
(E) 4
This is a challenge problem on MGMAT. I do not have the answer to the question... But on solving the problem I got the answer of 2 (not sure if it is right)
Spoiler: OA
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