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What is the completely factored form of x3-64?

What is the completely factored form of x3-64?
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5 votes
What is the completely factored form of x3-64?

User Pmverma
by
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2 Answers

6 votes
a^3 - b^3 = (a - b) (a^2 + ab + b^2)
so
x^3 - 4^3 = (x - 4)(x^2 + 4x + 16)

hope it helps
User Grzegorz Luczywo
by
7.4k points
7 votes

Answer:

(x + 4)(x2 – 4x + 16)

Explanation:

User Sologoub
by
7.2k points
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