SOLUTION: write quadratic equation whose roots are : 2 and -1

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Question 990488: write quadratic equation whose roots are :
2 and -1
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
%28x-2%29%2A%28x+-+%28-1%29%29 = 0,

which is the same as

%28x-2%29%2A%28x%2B1%29%29 = 0.