Question

Expand using formulae
(3-p) cube

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Answer 1

Answer:

27-p³-9p(3-p)

27-p³-27p+9p²

Answer 2

Answer:

the formula of [a-b] whole cube=a3-3a2b+3ab2+b3

so by expanding the3-p whole cube

3cube-3*3square*p+3*3*psquare+p cube

=27-27*p+9*p square+pcube

27-27p+9psquare+pcube

3 2

=p + p -27p + 27

is the solution

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