Wednesday

April 23, 2014

April 23, 2014

Posted by **LIZY** on Tuesday, March 26, 2013 at 10:55am.

7+5z^2=-8z

- MATH -
**Steve**, Tuesday, March 26, 2013 at 11:14amrearrange to the more usual form:

5z^2 + 8z + 7 = 0

the discriminant is 8^2-4*5*7 < 0

So, what does that tell you about the roots?

**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 ...

Discriminant - Use the discriminant to determine how many real-number solutions ...

math - Use the discriminant to determine how many real-number solutions the ...

math - Use the discriminant to determine how many real-number solutions the ...

Math - Use the discriminant to determine how many real number solutions the ...

algebra - What would be the discriminant for this equation: x^2-2x+12=0 How many...

Equation - w2 - 2w + 2 = 0 Use the discriminant to determine how many real-...

Math - For the following equation, state the value of the discriminant and then ...

math - Use the discriminant to determine whether the following equations have ...