Q3 Factorise the following expressions 

(VII)

5 y ^ 2 - 20 y - 8z + 2yz

Answers (1)

We have,
                5 y ^ 2 - 20 y - 8z + 2yz  = 5y(y - 4) + 2z(y - 4)
                                                                = (y - 4)(5y + 2z)
Therefore,
                      5 y ^ 2 - 20 y - 8z + 2yz = (y - 4)(5y + 2z)

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