Question

X^2/49+xy/28+y^2/64 pls answer

Answer 1

Answer:

(x/7)^2 + 2× x/7 × y/8 + (y/8)^2

this is the identity of (a+b)^2= a^2+b^2+2ab

a=x/7

b=y/8

(x/7+y/8)^2