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Please help: Divide 15x2 + 10x - 5 by 5x i got it wrong the first time with the answer (3x^2+2x+1)/x
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1 vote
Please help:

Divide 15x2 + 10x - 5 by 5x

i got it wrong the first time with the answer (3x^2+2x+1)/x

User RonnyKnoxville
by
7.2k points

2 Answers

5 votes
30 + 9x is what i've got, I'm not certain but hope this is correct!
User Therewillbesnacks
by
7.9k points
4 votes
x^2 + 3x - 18 divided by x - 3
you need to factor the numerator
(x + 6)(x - 3) / (x - 3)
divide numerator and denominator by (x - 3)
answer = x = 6
User James Lawruk
by
8.2k points
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