Posted by **isaiah** on Monday, December 20, 2010 at 6:18pm.

i have an equation; x^2+3x-18=0. i am given one of the roots, of which is 3, but how do i find the other root.

- 10th grade -
**SraJMcGin**, Monday, December 20, 2010 at 7:25pm
The School Subject must be labeled correctly. 10th grade is not the proper School Subject.

Sra

- 10th grade -
**Michael**, Tuesday, January 4, 2011 at 6:28pm
its easy. do you know how to use the quadratic equation? plug the values for A,B, and C into the equation and see whatcha get.

## Answer This Question

## Related Questions

- College Algebra--Still Confused - I have a few problems I need help with and ...
- College Algebra - I have a few problems I need help with and also do have ...
- Math-find roots - 1.One root of each equation below is the same for both ...
- math - I HAVE THESE ANSWERS FOR THE PROBLEMS. COULD YOU DOUBLE CHECK PLEASE, ...
- Additional maths - Given one of the roots of the quadratic equation x^2+kx=12 is...
- Maths 10th grade - 1-The roots of x2 - 6x + m - 3=0 are x1 and x2.If 2x1 - 3x2= ...
- math - Solve the equation 4x^3 + 32x^2 + 79x + 60 =0 given that the root is ...
- add maths - Given that the quadratic equation is (2m+3)x^2+(4m-2)x-(m+1)=0.Find ...
- maths2 - Use the discriminant to determine the number of real roots the equation...
- mathematics - Use the discriminant to determine the number of real roots the ...

More Related Questions