SOLUTION: Help! I find myself getting confused when working with negative numbers. Can someone help with this problem and also explain it as well. Thanks so much! Write a quadratic equat

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Help! I find myself getting confused when working with negative numbers. Can someone help with this problem and also explain it as well. Thanks so much! Write a quadratic equat      Log On


   

Question 593994: Help! I find myself getting confused when working with negative numbers. Can someone help with this problem and also explain it as well. Thanks so much!
Write a quadratic equation in the variable x having the given numbers as solutions. Write the equation in standard form, ax^2+bx+c=0. The solutions are; -11,7.
Found 2 solutions by Alan3354, stanbon:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Write a quadratic equation in the variable x having the given numbers as solutions. Write the equation in standard form, ax^2+bx+c=0. The solutions are; -11,7.
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(x - (-11))*(x - 7) = 0
x%5E2+%2B+4x+-+77+=+0

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Write a quadratic equation in the variable x having the given numbers as solutions. Write the equation in standard form, ax^2+bx+c=0. The solutions are; -11,7.
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Ans: y = (x--11)(x-7)
= (x+11)(x-7)
= x^2+4x-77
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cheers,
Stan H.