Question

This is a quadratic equation problem.... plz solve and help me​

Answer 1

Answer:

Step-by-step explanation:

Compare the equation with -:

$(a+b)^{2} = a^{2} +2ab+ b^{2}$

In this case -:

a = (a+b)x

b = 3(a-b)

Therefor -:

(a+b)²x²+6(a²-b²)+9(a-b)² = [(a+b)x + 3(a-b)]²