4 items are filed under this topic.
 |
|
|
|
|
|
|
|
|
The sum of the roots of a quartic |
2009-04-21 |
|
From dave:
This is a algebra problem that i am confused about:
The sum of the roots of x^4-x^3+5x^2+4=0 is:
i tried graphing it, but it shows that there are no roots, but the answer is 1. are they wrong?
Answered by Penny Nom. |
|
|
|
|
|
|
The sum of the roots of a quartic |
2009-01-03 |
|
From peter:
How do you find the roots of an equation without graphing? like, i have a problem that says what is the sum of the roots of x^4-x^3+5x^2+4=0.
Answered by Harley Weston. |
|
|
|
|
|
|
Sum and product of the roots of a quadratic |
2008-07-03 |
|
From Gautam:
If a and b are the roots of x^2+px+1=0 and c and d are the roots of
x^2+qx+1=0
prove that
(a-c)(b-c)(a+d)(b+d)=q^2-p^2
Regards
Gautam
Answered by Harley Weston. |
|
|
|
|
|
|
The sum and product of the roots of a quadratic |
2008-03-16 |
|
From Katelyn:
Write the quadratic equation....
Sum of the roots = 16
Product of the roots = -80
Answered by Penny Nom. |
|
|
