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SOLUTION: please help me solve this problem. I have to factor it. 8x^3+125
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Question 478688
:
please help me solve this problem. I have to factor it.
8x^3+125
Answer by
jim_thompson5910(33401)
(
Show Source
):
You can
put this solution on YOUR website!
Start with the given expression.
Rewrite
as
. Rewrite
as
.
Now factor by using the sum of cubes formula. Remember the
sum of cubes formula
is
Multiply
-----------------------------------
Answer:
So
factors to
.
In other words,