Question

factorise : x^2+6x+9a^2 using (a+b)^2 = a^2+2ab+ b^2 identity​

Answer 1

Step-by-step explanation:

here

a=x

b=3

a²=x²

2ab=2×3x

b²=y²

now

a²+b²+2ab=(a+b)²=(x+3)²

then

(x+3)²=0

x=-3

Answer 2

Your answer is (x+3)^2

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