Question

(2y2+7y+5)+(3y+9)+(3y2-4y-3)
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Answer 1

We have,

2y

2

+7y+5

3y+9

3y

2

−4y−3

According to the question,

=2y ² +7y+5+3y+9+3y

2

−4y−3

=5y

2

+6y+11

Hence, this is the answer.

Answer 2

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