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Factorization by Grouping Method

Which of the ...

Question

Which of the following represents the factorisation of (y^2 + yz + 9y + 9z)?

A

(9y+z)(y+9)

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B

(y+9z)(y+9)

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C

(y+z)(y+6)

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D

(y+z)(y+9)

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Solution

The correct option is D (y+z)(y+9)

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