Question

expand by using identity:
(3x+2)^2

Answer 1

Step-by-step explanation:

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Using Identity (a+b)²= a²+2ab+b²

Where,

a= 3x

b= 2

(3x+2)² = (3x)²+2(3x)(2)+(2)²

9x²+12x+4

Solution:- 9x²+12x+4