Homework Help: Algebra

Posted by Don on Sunday, May 23, 2010 at 11:09pm.

Use the discriminant to determine how many real number solutions the equation has.

t^2 + 8t + 16 = 0

Algebra - Anonymous, Sunday, May 23, 2010 at 11:13pm
discriminant= b2-4ac
(8)^2-4(1)(16)
64-64=0
One real root (because it equals 0).
If it was a positive number, there would be two real roots. If it was a negative number, there would be two COMPLEX roots.

Related Questions

Discriminant - Use the discriminant to determine how many real-number solutions ...
Algebra HELP:( - Use the discriminant to determine how many real-number ...
algebra - Use the discriminant to determine how many real-number solutions the ...
Algebra 2(quadratic) - Use the value of the discriminant to determine the number...
Equation - w2 - 2w + 2 = 0 Use the discriminant to determine how many real-...
math - Use the discriminant to determine how many real-number solutions the ...
intermediate algebra - 3x^2+9x+4=0 the discriminant is 33, using 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 - Consider the equation: 4x^2 – 16x + 25 = 0 (a) Show how to ...

For Further Reading

First Name:
School Subject:
Answer: