व्यंजकों 7y^3+5y^2-3 तथा 2y^3-5y^2+1 का ...

व्यंजकों `7y^3+5y^2-3` तथा `2y^3-5y^2+1` का योग होगा -

A

`9y^3-2`

B

`9y^3+2`

C

`2y^3+9`

D

`2y^3-9`

लिखित उत्तर

Verified by Experts

The correct Answer is:

A

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