anonymous
  • anonymous
Use the discriminant to determine the number if real roots for the quadratic equation. y=x^2 -10x + 25 A. one real root B. two real roots C. no real roots d. no solution to the equation My answer: A but can you show me how I go the answer
Algebra
jamiebookeater
  • jamiebookeater
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misty1212
  • misty1212
sure \[x^2-10x+25=(x-5)^2\]
anonymous
  • anonymous
thanks for ur help I really do accept it
anonymous
  • anonymous
and i have more question that I need to help on and to tell me if I am right or wrong

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misty1212
  • misty1212
actually it says "use the discriminant" if you compute \[b^2-4ac\] you will get \(0\) so one solution, but if the discriminant is zero, then you have a prefect square so same thing
anonymous
  • anonymous
oaky thanks

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