# Determine if a Solution y<x^2-2x-8

Insert the values of and into the equation to find if the ordered pair is a solution.
Rewrite so is on the left side of the inequality.
Move to the left side of the equation by subtracting it from both sides.
Convert the inequality to an equation.
Use the quadratic formula to find the solutions.
Substitute the values , , and into the quadratic formula and solve for .
Simplify.
Simplify the numerator.
Raise to the power of .
Multiply by .
Apply the distributive property.
Multiply by .
Multiply by .
Factor out of .
Factor out of .
Factor out of .
Rewrite as .
Rewrite as .
Rewrite as .
Pull terms out from under the radical.
Raise to the power of .
Multiply by .
Simplify .
Simplify the expression to solve for the portion of the .
Simplify the numerator.
Raise to the power of .
Multiply by .
Apply the distributive property.
Multiply by .
Multiply by .
Factor out of .
Factor out of .
Factor out of .
Rewrite as .
Rewrite as .
Rewrite as .
Pull terms out from under the radical.
Raise to the power of .
Multiply by .
Simplify .
Change the to .
Simplify the expression to solve for the portion of the .
Simplify the numerator.
Raise to the power of .
Multiply by .
Apply the distributive property.
Multiply by .
Multiply by .
Factor out of .
Factor out of .
Factor out of .
Rewrite as .
Rewrite as .
Rewrite as .
Pull terms out from under the radical.
Raise to the power of .
Multiply by .
Simplify .
Change the to .
Consolidate the solutions.
Since the equation is not true when the values are used, the ordered pair is not a solution.
The ordered pair is not a solution to the equation.
Determine if a Solution y<x^2-2x-8