SOLUTION: http://www.algebra.com/tutors/students/your-answer.mpl?question=967789 For this , explain why the discriminant is less than 0.

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Question 967815: http://www.algebra.com/tutors/students/your-answer.mpl?question=967789
For this , explain why the discriminant is less than 0.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Continued from http://www.algebra.com/tutors/students/your-answer.mpl?question=967789

Learn the meaning and facts about the Discriminant.
for expression ax%5E2%2Bbx%2Bc, the discriminant is b%5E2-4ac.

..... I am rethinking that solution response very carefully, because it may be incorrect...
I must reexamine the question.
More later.

-Okay.
Discriminant must be NEGATIVE because you want the quadratic function to NOT intersect the x-axis anywhere.