Question

1 by 4 a + b square minus 9 by 16 to a minus b square factorise it

Answer 1

Differences of squares (being something squared minus something else ... For a difference of squares a2 – b2, the factorization is: ... This is (x2)2 – 12 so, applying the formula, I ...

Answer 2

Answer:1/16(8a-b)(5b-4a)

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I have given the explanation in the pic..... below....... plz check it.

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