Question

solve (2x+15)^2 using identity​

Answer 1

Answer:

Factorise : x

2

+2x−15

By splitting the middle term

=x

2

+5x−3x−15

=x(x+5)−3(x+5)

=(x−3)(x+5)

So, x

2

+2x−15=(x−3)(x+5)

Answer 2

Answer:

$\sf \: (2x + 15) ^{2} \\ \sf \implies \: 17x ^{2}$