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Question

The coefficient of term xy2 in expression 6xy2+x3−x5+3xy2+7xy+4x+7 is


A
4
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B

7

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C
3
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D
6
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Solution

The correct option is C 3

Since 6xy2 and 3xy2 are like terms, the given expression is written as follows.

6xy2+x3x5+3xy2+7xy+4x+7=9xy2+x3x5+7xy+4x+7

Therefore, the coefficient of xy2 is 9.


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