Question

find the product of :-
( 4p/3 + q/5) (4p/3 + q/5)
tell it's identity also which is used here ..
please give the correct answer of this question​

Answer 1

Step-by-step explanation:

[{(20p+3q)/15}{(20p+3q)/15}]

[{(20p+3q)/15}^2]

[{(400p^2+9q^2+120pq)/225)}]