05/17/13
factor 2x^2(5-y)+7x(y-5)+5(5-y)
How can I factor with this parentheses, do I have to multiply? Or do I need to substitute with the parentheses
04/16/13
how do you solve 40z^2-47z+12=0
I would like find out how to get the middle and last term together
03/14/13
how do I solve an equation and check for an extraneous root for 7 vw+9 =56 ?
how to solve either by eliminating or including 7 and 56 ?
03/11/13
How do I come up with a middle term for an equation like x^2+99x-3870=0 in an easy way with out trial and error?
how to simplify an ax^2+bx+c
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