Question

27 8p³ Expand this Plz
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Answer 1

Step-by-step explanation:

tandard

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Sum

Factorise:

8p3 −

27p3

SOLUTION

It is known that,

a3−b3=(a−b)(a2+b2+ab)

8p3−27p3

=(2p)3−(3p)3

=(2p−3p){(2p)2+(3p)2+(2p)×(3p)}

=(2p−3p)(4p2+9p2+6)