Question

evaluate (y+3)(y+3) using identities​

Answer 1

Step-by-step explanation:

(y+3)(y+3) = (y+3)² = y²+6y+9

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Answer 2

Answer:

$y^2+6y+9$

Step-by-step explanation:

The first identity is: (a+b)²=a²+2ab+b²

(y+3)(y+3) is (y+3)²

just replace "y" instead of "a" and replace "3" instead of "b"

(y)²+2(y)(3)+(3)² and this is the answer:

y²+6y+9

Hope you got it.

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