SOLUTION: Use the Completing the square or Shortcut Method to find the Standard Form of the following quadratic function. Standard form: f(x) = a(x – h)2 + k 1. f(x) = x2 – 2x – 5 = ____

Algebra ->  Algebra  -> Quadratic Equations and Parabolas -> SOLUTION: Use the Completing the square or Shortcut Method to find the Standard Form of the following quadratic function. Standard form: f(x) = a(x – h)2 + k 1. f(x) = x2 – 2x – 5 = ____      Log On

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Question 63168: Use the Completing the square or Shortcut Method to find the Standard Form of the following quadratic function. Standard form: f(x) = a(x – h)2 + k
1. f(x) = x2 – 2x – 5 = __________________________

Answer by 303795(562) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2-2x-5
%28x-1%29%5E2-%28-1%29%5E2-5
The (-1) squared is subtracted because (x-1)squared has added in an extra (-1) squared.
%28x-1%29%5E2-1-5
%28x-1%29%5E2-6