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OpenStudy (anonymous):
how many real number solutions does the equation have? 1.-7x^2+6x+3=0 2.7x^2+8x+5=0
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OpenStudy (anonymous):
6²-4(-7)(3) the discriminant of the 1st equation is positive, so therefore there will be 2 real number solutions. 8²-(4)(7)(5) = 64-140= not a real root zero real solutions. Do you need to find the solutions?
OpenStudy (anonymous):
no thanks
OpenStudy (anonymous):
Alright, you welcome, and good luck! Also, if you ever need... http://openstudy.com/users/student_basil#/updates/53542b8be4b066a1cac3b1a0
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