SOLUTION: How do you graph the equation f(x)= x squared minus 9 ?

Algebra ->  Graphs -> SOLUTION: How do you graph the equation f(x)= x squared minus 9 ?       Log On


   



Question 642841: How do you graph the equation f(x)= x squared minus 9 ?
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=+x%5E2-+9+...
to graph it, first make a table, choose several values for x, calculate f%28x%29 to get points, plot these points and draw a graph:

x|f%28x%29
0|-9
1|-8
-1|-8
2|-5
-2|-5
3|0
-3|0



+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+x%5E2-+9%29+