Question 69290
solve
2x^2+3x-1 using the quadratic formula 
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a=2, b=3, c=-1

x=[-3+-sqrt(9-4*2*-1]/4
x=[-3+-sqrt(17)]/4

x=(-3/4)+(sqrt17)/4 or x=(-3/4)-(sqrt17)/4

cheers,
Stan H.