find the value of the discriminant of the quadratic equation 2xsqr2-5x-12=0
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2x^2-5x-12=0
a=2, b=-5, c=-12
Discriminant= b^2-4ac =(-5)^2-4*2*(-12)=25+96=121
a=2, b=-5, c=-12
Discriminant= b^2-4ac =(-5)^2-4*2*(-12)=25+96=121
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