SOLUTION: Factor completely:
27-8u^3
Can you please show me how to work this problem? Thank you!
Algebra.Com
Question 328292: Factor completely:
27-8u^3
Can you please show me how to work this problem? Thank you!
Found 2 solutions by Earlsdon, mananth:
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Factor:
Rewrite this as:
Notice that this is the sum of two cubes:
The sum of two cubes can be factored thus:
where and so...
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
27-8u^3
(3)^3-(2u)^3
This is difference of cubes.
the general formula is
a=3 & b= 2u
So our solution will be
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