Question

Find the product using identities
(1) (2x + 3y) (2x + 3y)
(2) (m + n) (m - n)
(3) (4x/5*-2y/3) (4x/5+2y/3)​

Answer 1

Answer:

2. m²-n²

Step-by-step explanation:

here is the identity

a²-b²=(a+b)(a-b)

so (m+n)(m-n)=m²-n²

Answer 2

this is the solution of the given questions