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OpenStudy (anonymous):
4x square-5x-9=0 is the answer 9/4, -1?
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OpenStudy (precal):
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OpenStudy (anonymous):
4x square -5x-9 =0 is the answer 9/4, -1
OpenStudy (precal):
|dw:1349214728699:dw|just sub x=-1 and see if it is equal to zero same for x=9/4 just sub and see if it equals zero
OpenStudy (anonymous):
NOT SURE WHAT YOU MEAN
OpenStudy (precal):
|dw:1349218710618:dw|do order of operation
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