Homework Help: Algebra

Posted by dani on Sunday, April 25, 2010 at 9:10am.

Can someone help me with this question? Use the discriminant to determine whether the following equations have solutions that are:two different rational solutions: two different irrational solutions: exactly one rational solution: or two different imaginary solutions.
s^2-5s-6=0

Algebra - Reiny, Sunday, April 25, 2010 at 9:16am
the discriminant is b^2 - 4ac
= 25 - 4(1)(-6) = 49

which is a perfect square , so the square root part will come out exact,
so you will have 2 different rational roots.

Answer this Question

Related Questions

Pre Algebra - use the discriminant to determine whether the following equations ...
intermediate algebra - use the discriminant to determine whether the following ...
math - Use the discriminant to determine whether the following equations have ...
math - Use the discriminant to determine whether the following equations have ...
math - Use the discriminant to determine whether the following equations have ...
intermediate algebra - use thr discriminant to determine wheather the following ...
Intermediate Algebra - Please Help!! Use the discriminant to determine whether ...
math - use the discriminant to determine whether the following eqautions have ...
algebra - Use the discriminant to determine the following equations have that ...
Algebra - Find the discriminant and solutions for the following equations. #1) ...

For Further Reading

First Name:
School Subject:
Answer: