SOLUTION: What is the quadratic equation that has the roots x = -1, x = 5 and passes through the point (1,1)? Show your work.

Algebra ->  Graphs -> SOLUTION: What is the quadratic equation that has the roots x = -1, x = 5 and passes through the point (1,1)? Show your work.      Log On


   

Question 873183: What is the quadratic equation that has the roots x = -1, x = 5 and passes through the point (1,1)? Show your work.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=a%28x%2B1%29%28x-5%29
Use the point,
1=a%281%2B1%29%281-5%29
1=a%282%29%28-4%29
1=-8a
a=-1%2F8
So,
f%28x%29=-%281%2F8%29%28x%2B1%29%28x-5%29