Asked by Anonymous
find the zeroes of the equation: x^2+x-6=y
Answers
Answered by
DanH
Start by factoring the equation. Do you know how to do that?
Answered by
Anonymous
is it using the FOIL method?
Answered by
DanH
correct.
Answered by
Anonymous
so i know its foil, but i'm not sure how to foil this one out.
Answered by
DanH
OK. x^2 + x - 6:
Start with (x )(x )
We have to figure out 2 numbers when MULTIPLIED by each other gives -6, and when ADDED together gives 1. can you figure out these?
Start with (x )(x )
We have to figure out 2 numbers when MULTIPLIED by each other gives -6, and when ADDED together gives 1. can you figure out these?
Answered by
Anonymous
uhhh. no. i can't think of anything.
Answered by
DanH
how about 3 and -2?
So you have (x+3)(x-2) = 0
So you have (x+3)(x-2) = 0
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