Question

Expand the following:. (1/x + y/3)^3​

Answer 1

(1/x+y/3)^3

(a+b)^3 formula

(1/x)^3

Answer 2

hey mates here ur answer

= (1/ x)^3 +(y/3)^3 --3 (1/x)(1/y)(1/x+y/3)

= 1/x^3 + y^3 /27 --y/x^2 --y/3x