Question

(3 - x)ᶟ =______________ *

27 + 27x + 9x ² -xᶟ

27 – 27x + 9x ² -xᶟ

27 + 27x - 9x ² -xᶟ

27 – 27x - 9x ² + xᶟ

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Answer 1

Answer:

27-27x+9x²-x³

Step-by-step explanation:

(a-b)³= a³-b³-3ab(a-b)

(3-x)³= (3)³- (x)³-3(3)(x){3-x}

= 27-x³-9x(3-x)

=27-x³-27x+9x²

or

27-27x+9x²-x³