SOLUTION: instructions: solve the quadratic equation. 1.2x^2-3x-11=0

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Question 700763: instructions: solve the quadratic equation.
1.2x^2-3x-11=0

Answer by mananth(16946)   (Show Source): You can put this solution on YOUR website!
Find the roots of the equation by quadratic formula

a= 2 b= -3 c= -11

b^2-4ac= 9 - -88
b^2-4ac= 97
= 9.85


x1=( 3 + 9.85 )/ 4
x1= 3.21
x2=( 3 -9.85 ) / 4
x2= -1.71

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