Question

please mujhe correct answer do​

Answer 1

hey ___^^^___^^_^

here is your answer:-

(p-q)3+(q-r)3+(r-p)3

here a=p-q, b=q-r and c=r-p

a+b+c =p-q+q-r+r-p

a+b+c=0

so

a3+b3+c3-3abc =0

(p-q)3+(q-r)3+(r-p)3= 3(p-q)(q-r)(r-p)