SOLUTION: find the value of p if the roots of the equation {{{ 3x^2+3x+p+6=0}}} differ by 5
Algebra
->
Quadratic Equations and Parabolas
->
Quadratic Equations Lessons
-> SOLUTION: find the value of p if the roots of the equation {{{ 3x^2+3x+p+6=0}}} differ by 5
Log On
Quadratics: solvers
Quadratics
Practice!
Practice
Answers archive
Answers
Lessons
Lessons
Word Problems
Word
In Depth
In
Click here to see ALL problems on Quadratic Equations
Question 252419
:
find the value of p if the roots of the equation
differ by 5
Answer by
hokies(65)
(
Show Source
):
You can
put this solution on YOUR website!
x^2+x+(p/3)+2=0 (divided equation by 3)
(x+3)(x-2)=0 (this must be the solution --> solve for p; roots are x=-3 and x=2)
-3 and 2 differ by 5 and add up to 1
p/3+2 = -6
p/3 = -8
p = -24