Homework Help: math

Posted by jeng on Sunday, November 15, 2009 at 3:33pm.

Use the discriminant to determine how many real-number solutions the equation has.
v2 - 7v + 5 = 0

math - drwls, Sunday, November 15, 2009 at 4:20pm
You must mean the quadratic equation,
v^2 -7v +5 = 0

The discriminant is b^2 - 4ac = 49 - 20 = 29

Since this is positive, there are two real answers, [7 +/- sqrt29]/2
which are 6.1936 and 0.8074

Related Questions

math - Use the discriminant to determine how many real-number solutions the ...
Discriminant - Use the discriminant to determine how many real-number solutions ...
Math - Use the discriminant to determine how many real number solutions the ...
Math - For the following equation, state the value of the discriminant and then ...
Equation - w2 - 2w + 2 = 0 Use the discriminant to determine how many real-...
Algebra - Use the discriminant to determine how many real number solutions the ...
Algebra HELP:( - Use the discriminant to determine how many real-number ...
algebra - 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 ...

For Further Reading

First Name:
School Subject:
Answer: