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Mathematics 8 Online
OpenStudy (disco619):

Im having trouble mid-term breaking this.... -3x ^2 + 10x - 4 Can someone do it and explain? In know that we have to multiply 3 & 4 and then we have to find 2 integers which multiply up to the product of 3 & 4 and add/subtract to 10. But I can't seem to do it...

OpenStudy (anonymous):

\[-3 x^2+10 x-4 \] cannot be factored.

OpenStudy (disco619):

Then what should we do to solve this?

OpenStudy (anonymous):

Quadratic Formula http://www.purplemath.com/modules/quadform.htm

OpenStudy (disco619):

OOOOH YES! I remember! Thanks!!

OpenStudy (anonymous):

\[x=\frac{1}{3} \left(5\pm \sqrt{13}\right) \]You should verify the above yourself.

OpenStudy (disco619):

K, i have studied this. Just was out of my mind...

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