Question

if a-b=12,ab=8 then a/b+b/a​

Answer 1

Answer:

Formula,

(a−b)

3

=a

3

−b

3

−3ab(a−b)

a−b=−8,ab=−12

a

3

−b

3

=(a−b)

3

+3ab(a−b)

=(−8)

3

+3(−12)(−8)=−224