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OpenStudy (anonymous):
5x^2-30x+40=0
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OpenStudy (anonymous):
Do you know how to use the Quadratic equation?
OpenStudy (anonymous):
nope
OpenStudy (anonymous):
alright hold on a second
OpenStudy (anonymous):
thank you
OpenStudy (anonymous):
it is eather 5,2,4 -2,4,2,4,0r 0,2,4
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OpenStudy (anonymous):
?
OpenStudy (anonymous):
Im so sorry my internet gave out on me
OpenStudy (anonymous):
alright so first you can find the GCF (greatest common factor) which is 5 so factor everything out so it looks like this\[5(x^2-6x+8)\]
OpenStudy (anonymous):
then we can do the box and diamond method |dw:1378347590319:dw|
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