CBSE Class 11-science Answered
find the domain and range of 1)2x-2/x^2-2x+3
2)how to find the domain and range of log functions??plz explain with an example.
Asked by | 12 Jun, 2013, 11:56: AM
Expert Answer
Please ask one question in one query.
1. f(x) = 2x-2/x^2-2x+3 = 3-2/x^2
Domain -- the function is valid for all values of x except at x = 0
Hence domain = R -{0}
Range = The function can have all values from -infinity to + infinity. Hence range = (-infinity, + infinity)
Answered by | 13 Jun, 2013, 04:02: AM
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