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Which identify could be used to rewrite the expression x6-27

Which identify could be used to rewrite the expression x6-27
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5 votes
Which identify could be used to rewrite the expression x6-27

User Jahir
by
7.7k points

1 Answer

7 votes
the differnce of 2 perfect cubes

remember
a³-b³=(a-b)(a²+ab+b²)

so

(x^2)^3-(3)^3=(x^2-3)(x^2+3x+9)
User Ben Quigley
by
8.1k points
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