Question

If (a² +b²)³ = (a³+b³)² and ab is not=0, then (a/b+b/a)⁶
is equal to
​

Answer 1

Answer:

It is given that,

a−b=7

let us cube on both sides, we get

(a−b)

3

=(7)

3

a

3

+b

3

−3ab(a−b)=343

133−3ab×7=343

133−21ab=343

−21ab=343−133

21ab=210

ab=−210/21

ab=−10