Posted by Jessica on Thursday, January 27, 2011 at 6:17am.
Compute the value of the discriminant and give the number of real solutions to the quadratic equation.
2x^2+5x7=0
Discrimnant=
number of real solutions=

Algebra  Diana, Thursday, January 27, 2011 at 8:18am
The discriminant is b^24ac
I won't do all the work for you, but figure that number out.
If its positive, theres two solutions
If its negative there are no solutions
If its zero theres one solution.

Algebra  Anonymous, Thursday, January 24, 2013 at 10:19pm
7x^22x+8=0
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