Math, asked by ayushisrivastava010, 3 months ago

20 Use a suitable identity to find products. (3y+5)(3y+5)

Answers

Answered by riyabante2005

2

(3y+5)(3y+5)=

(3y+5)²=(3y)²+2×3y×5+5²

= 9y²+30y+25

formula:- (a+b)²a²+2ab+b²

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