SOLUTION: find quadratic equation whose roots are -3 and 5?

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Question 988256:
find quadratic equation whose roots are -3 and 5?









Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!

It's the reverse of solving.  You start with the answers and get the
equation that has those answers.

   x = -3;    x = 5
 x-3 = 0 ;  x-5 = 0
   (x-3)(x-5) = 0
     x²-8x+15 = 0
 
Edwin