Question

(2x+3y+5) (2x+3y-5)​

Answer 1

I hope It will help you.

Answer 2

Answer:Let 2x+3y=a

Therefore, the given expression becomes (a+5)(a-5)

Now,

a^2+b^2 = (a+b)(a-b)

{(2x+3y)^2+(5)^2}

=4x^2+9y^2+12xy+25(and)

Step-by-step explanation: