SOLUTION: Evaluate f(x) = x2 - 3 for f(2)

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Evaluate f(x) = x2 - 3 for f(2)      Log On


   

Question 150920: Evaluate f(x) = x2 - 3 for f(2)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=x%5E2+-+3 Start with the given equation.


f%282%29=%282%29%5E2+-+3 Plug in x=2.


f%282%29=4-3 Square 2 to get 4.


f%282%29=1 Combine like terms.