Question

A EXERCISE 6.2
1. Find the following products using identities :
(1) (y+9) (y + 9)
2 (3t+4p)(3t+4p)
$3 \: (2 {x }^{2} + 3y)(2 {x}^{2} + 3y)$


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Answer 1

Answer:

this all will be solve with identity (a+b)^2