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OpenStudy (anonymous):
what is the number of real solutions? 6x^2-7x-1=0? I think 2
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jhonyy9 (jhonyy9):
do you know how you need to solve a quadratic equation ?
jhonyy9 (jhonyy9):
but if you know when a quadratic equation has two differents real solutions so than you not need to solve it
jhonyy9 (jhonyy9):
so what property of what you need to know for you can being secure,sure that this quadratic equation has two different real solutions ?
jhonyy9 (jhonyy9):
came on i like help you understanding this sure right
jhonyy9 (jhonyy9):
are you here ?
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jhonyy9 (jhonyy9):
so you need to us the property of discriminant
jhonyy9 (jhonyy9):
do you know it ?
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