emmalea2020 emmalea2020

20-02-2017
Mathematics

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Factor the polynomial 25p squared - 144

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Аноним Аноним

20-02-2017

this the difference of 2 squares

take the square root of each and place in the 2 sets of brackets as below:-

25p^2 - 144 = (5p + 12 )(5p - 12)

one bracket has a + and the other has a - sign

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