Question
Which among the following is not a factor of 4y(y+3)?
Answer: Option B
:
B
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:
B
4y(y+3) can be written as
4×y×(y+3)
=4y×(y+3)=4(y+3)×y
=4×y(y+3)
=4×(y2+3y)
=4y2+12y
So, 4y2 is a term in the expansion of 4y(y+3). It is not a factor.
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