SOLUTION: Find the domain and range of the function. 1.f(x)= 3sinx 2.f(x)= 2/x-1

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Question 883920: Find the domain and range of the function.
1.f(x)= 3sinx
2.f(x)= 2/x-1
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Find the domain and range of the function.
1.f(x)= 3sinx
domain: all real numbers: (-∞,∞)
range: [3,-3]
..
2.f(x)= 2/x-1
domain: x≠1 (-∞,1) U (1,∞)
(x-1)=2/y
range: y≠0 (-∞,0) U (0,∞)