Question

8 - 27 a cube -36 A + 54 a square

Answer 1

= 8 − 27 a3 −36a + 54a2

=(2)3 − (3a)3 − 3(2)2(3a) + 3(2)(3a)2

=(2 − 3a)3

=(2 − 3a)(2−3a)(2−3a)

[Using identity,a3 − b3 − 3a2b + 3ab2 = (a−b)3]

Answer 2

Step-by-step explanation:

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