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OpenStudy (quickstudent):
How can I factor this using the guess and check method: -16t^2 + 28t + 8 = 0?
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OpenStudy (help!!!!):
So what you first do is to find the GCF from the quadratic
OpenStudy (help!!!!):
which in this case is 4
OpenStudy (help!!!!):
4(-4t^2+7t+2)=0
OpenStudy (help!!!!):
so now what's next? @quickstudent
OpenStudy (quickstudent):
Do I divide each term by 4?
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OpenStudy (help!!!!):
no we unfoil the quadratic in the parentheses
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