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Mathematics 14 Online
OpenStudy (anonymous):

@Directrix this is my last problem do i just have to solve it one by one then check my answers?

OpenStudy (anonymous):

OpenStudy (anonymous):

i think it has something to do with FOIL

Directrix (directrix):

Multiply the two binomials and then simplify what you get.

Directrix (directrix):

>>ething to do with FOIL Yes.

Directrix (directrix):

Nothing simplifies. Watch those signs.

OpenStudy (anonymous):

(sqrt 4) - (sqrt14)- (3sqrt10) + (3sqrt35) so my answer would be a?

Directrix (directrix):

Yes. that is what I got except I put 2 for (sqrt(4)) No big deal.

OpenStudy (anonymous):

i saw foil at the last second they did not show that in the lesson i got it correct, thus proving my point that they have the hard lessons first lol

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