Question

If (a/b) + (b/a) = 4, then what will be the value of shown expression

Answer 1

$\huge\fcolorbox{black}{lime}{AnsweR:}$

square both sides

(a/b)^2 +(b/a)^2=4^2

a^2/b^2 + b^2/a^2 =16

16 is your answer

Answer 2

Answer:

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