Question

factorise using identities
(/3+/)square

Answer 1

Answer:

thanks for the free point

Answer 2

Answer:

The following identities are:

(i) (a + b)2 = a2 + 2ab +b2,

(ii) (a - b)2 = a2 - 2ab + b2 and

(iii) a2 – b2 = (a + b)(a – b)

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