Question

factorise 8 -27a^3 -36a +54a^2

Answer 1

Heya!!

Here's your answer!!

• 8 - 27a³ - 36a + 54a²

= (2)³ - (3a)³ - 3× 2 × 3a(2 - 3a)

= (2)³ - (3a)³ - 18a(2 - 3a)

= (2 - 3a)³

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it helps you,

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