Question 196733: Write a quadric equation having the given solutions:
-2,13
Answer by RAY100(1637)   (Show Source):
You can put this solution on YOUR website! x=-2,,,(x+2) =0
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x=13,,,,(x-13) =0
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(x+2)(x-13) =0
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x^2 -11x -26 =0
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checking
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for (-2) ,,,-2^2 -11(-2) -26 =0 ,,,,4+22-26=0,,,,,ok
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for (13),,,,(13)^2 -11(13) -26 =0,,, 169-143 -26 =0,,, 0=0,,,ok
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