q5) Factorise the following expression 

iii)

p^2 + 6 p - 16

Answers (1)

We have,
              p^2 + 6 p - 16 = p^{2} + 8p - 2p - 16
                                          = p(p + 8) -2(p + 8)
                                           =(p - 2)(p + 8)
Therefore,
                 p^2 + 6 p - 16=(p - 2)(p + 8)

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