SOLUTION: For f(x)=2x/x-2 answer the following questions. 2. For x=-2, what is f(x)? What are the coordinates of that point on the graph y=f(x)?

Algebra ->  Graphs -> SOLUTION: For f(x)=2x/x-2 answer the following questions. 2. For x=-2, what is f(x)? What are the coordinates of that point on the graph y=f(x)?      Log On


   

Question 1127140: For f(x)=2x/x-2 answer the following questions.
2. For x=-2, what is f(x)? What are the coordinates of that point on the graph y=f(x)?
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

f%28x%29=2x%2F%28x-2%29
2. For x=-2
f%28-2%29=2%28-2%29%2F%28-2-2%29
f%28-2%29=-4%2F%28-4%29
f%28-2%29=1

the coordinates of that point on the graph are x=-2 and y=1, and the point is (-2,1)