Question 103509
2x^2+6x+9=0 (finding the value of the discriminant) How many real solutions are there of this equation? 
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You have a quadratic equation with a=2, b=6, c=9
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The discriminant is b^2-4ac.
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Your Problem:
b^2-4ac = 36-4*2*9 = -36
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Since the result is negative, there are no Real Number 
solutions to your problem.
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Cheers,
Stan H.