SOLUTION: Write a quadratic equation for the points (-5(square root of 7),5(square root of 7) in standard form

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Question 310378: Write a quadratic equation for the points (-5(square root of 7),5(square root of 7) in standard form
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Write a quadratic equation for the points (-5(square root of 7),5(square root of 7) in standard form
:
-5sqrt%287%29%29, 5sqrt%287%29
:
we can write it:
x = +/-5sqrt%287%29
Square both sides
x^2 = 25(7)
x^2 = 175
x^2 - 175 = 0
:
y = x^2 - 175, standard form