SOLUTION: Up to my last question and I'm stuck: Consider the equation 3x2 - 2x - 1 = 0. (*note - the first part 3x should show as 3x and the 2 sitting higher than the x - not sure how to

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Question 935231: Up to my last question and I'm stuck:
Consider the equation 3x2 - 2x - 1 = 0. (*note - the first part 3x should show as 3x and the 2 sitting higher than the x - not sure how to do this on my keyboard) The sum of the roots of this equation is:
1
2
-1/3
2/3
none of the above
Thanks!
Found 2 solutions by lwsshak3, MathTherapy:
Answer by lwsshak3(11628)   (Show Source): You can put this solution on YOUR website!
Consider the equation 3x2 - 2x - 1 = 0
3x^2-2x-1=0
(3x+1)(x-1)=0
x=-1/3
or
x=1
Answer by MathTherapy(10555)   (Show Source): You can put this solution on YOUR website!

Up to my last question and I'm stuck:
Consider the equation 3x2 - 2x - 1 = 0. (*note - the first part 3x should show as 3x and the 2 sitting higher than the x - not sure how to do this on my keyboard) The sum of the roots of this equation is:
1
2
-1/3
2/3
none of the above
Thanks!




Sum of roots = , with a being 3, and b being - 2

This results in: , or  

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