SOLUTION: f(x)=-(3 - x)squared. Indicate if the graph is maximun or minimum.

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: f(x)=-(3 - x)squared. Indicate if the graph is maximun or minimum.      Log On


   

Question 3852: f(x)=-(3 - x)squared. Indicate if the graph is maximun or minimum.
Answer by longjonsilver(2297) About Me  (Show Source):
You can put this solution on YOUR website!
for any quadratic:

if x%5E2 term is +ve --> curve has a MINIMUM
if x%5E2 term is -ve --> curve has a MAXIMUM

So, expand the equation, for just the x^2 term and find that it is -ve...so it is a maximum.

jon