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OpenStudy (anonymous):
how do u solve 2x^2-x-28
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OpenStudy (anonymous):
2x^2-x-28 2x^2-8x+7x-28 2x(x-4)+7(x-4) (x-4)(2x+7)
OpenStudy (anonymous):
ringa medal plz
OpenStudy (anonymous):
lol...what is x?
OpenStudy (anonymous):
its an expression u can only factorize it if it is an equation u get x=4 , x=-7/2
OpenStudy (anonymous):
thanks irinks
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