Question

find the following expression using formulae (a/X+X/a)^3​

Answer 1

Answer:

It's in ncert book

Answer 2

Answer:

( a/x + x/a )^3

a^3/x^3 + x^3/a^3 + 3*a/x*a/x*x/a + 3*a/x*x/a*x/a

a^3/x^3 + x^3/a^3 + 3a/x + 3x/a

( a/x )^3 + ( x/a )^3 + 3( a/x + x/a )

Hope this is the answer....