SOLUTION: Factor out the greatest common factor from the polynomial 21x^3

SOLUTION: Factor out the greatest common factor from the polynomial 21x^3 - 6x^2 + 15x

Question 101907: Factor out the greatest common factor from the polynomial
21x^3 - 6x^2 + 15x
Found 2 solutions by sarah627, stanbon:
Answer by sarah627(2) (Show Source): You can put this solution on YOUR website!
21x^3 - 6x^2 + 15x
all the terms are divisible by 3, and by x, so just factor them out! to check to make sure if you're right, re-distribute the numbers
3x(7x^2 - 2x + 5) is your answer
to check...distribute!
21x^3 - 6x^2 + 15x
it comes back to your original people, meaning, the answer is correct
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Factor out the greatest common factor from the polynomial
21x^3 - 6x^2 + 15x
----------------------
gcf: 3x
3x(7x^2 - 2x + 5)
======================
Cheers,
Stan H.
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