Rewrite the function as an equation.
Simplify each term.
Rewrite as .
Expand using the FOIL Method.
Apply the distributive property.
Apply the distributive property.
Apply the distributive property.
Simplify and combine like terms.
Simplify each term.
Multiply by .
Move to the left of .
Multiply by .
Add and .
Apply the distributive property.
Simplify.
Multiply by .
Multiply by .
Subtract from .
Write as an Equation f(x)=2(x+2)^2-5