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Mathematics 22 Online
OpenStudy (anonymous):

Algebra 2 help please! Medal Awarded!

OpenStudy (anonymous):

I need: One function, f(x), with two real rational solutions. One function, g(x), with two real irrational solutions. One function, h(x), with two complex solutions. All in standard form.

OpenStudy (anonymous):

well for the first one you know when you factor a quadratic you get (x-?)(x-?) which leads to two solutions so just replace ? with two different numbers and then FOIL/distribute and you get the first equation

OpenStudy (anonymous):

can you try?

OpenStudy (anonymous):

(x-2)(x-4) X^2+4x+2x+8

OpenStudy (anonymous):

Or would it be X^2-4x-2x+8

OpenStudy (anonymous):

well 4x and 2x would be negative

OpenStudy (anonymous):

the 2nd

OpenStudy (anonymous):

then combine like terms

OpenStudy (anonymous):

X^2-6x+8

OpenStudy (anonymous):

yes that is your first equation

OpenStudy (anonymous):

Thank you :)

OpenStudy (anonymous):

I have to do something in a couple of minutes, I'm not sure how long I'll be but when I get back I'll tag you and if you're still on could you finish helping me?

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

Thanks :)

OpenStudy (anonymous):

@insanitycat I'm back...

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