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Question

Factorising m2 + 7m - 60 and dividing it by (m - 5) gives ___________ .


A

4(m-6)

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B

2(m+6)

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C

(m+12)

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D

None of these

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Solution

The correct option is C

(m+12)


m2 +7m - 60 = m2 + 12m – 5m – 60 = (m - 5)(m + 12)

Dividing by (m5), we get (m+12).


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