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March 4, 2015

March 4, 2015

Posted by **Sam** on Monday, March 2, 2009 at 5:15pm.

-7x^2+3x-4=0

What is the value of the disriminant?

Does the equation have two imaginary solutions, two real solutions, or one real solution?

- Algebra -
**Chopsticks**, Monday, March 2, 2009 at 6:11pmFirst find the discriminant. The formula for it is

D = b^2 - 4ac

D = 3^2 - 4(-7)(-4)

Solve that, and if the solution is positive, there are 2 solutions.

If it's negative, there are imaginary solutions.

If it equals 0, there is one solution

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