SOLUTION: {{{r^6 - 64 }}}

SOLUTION: {{{r^6 - 64 }}}

Algebra.Com

Question 284263:
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
r^6 - 64 =r^6-2^6
=(r^3-2^3)(r^3+2^3)
=(r-2)(r^2+2r+4)(r+2)(r^2-2r+4)
.
Ed
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