how do you factor 9x^2+63x?
I got an answer of 9x(x+7)
but i'm not sure if i'm using the right steps.
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I got an answer of 9x(x+7)
but i'm not sure if i'm using the right steps.
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Answers & Comments
First, notice that every term has a positive power of x. This means we can factor out x:
(9x + 63)x. Now, notice that 63 is a multiple of 9. This means we can factor out 9: 9x(x+7). So you did it right.
9x^2+63x=9x(x+7). this is absolutely correct.
Just use the quadratic formula.
You're right!