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can u get me the range of f(x)=(a+x)/(a-x)

can u get me the range of f(x)=(a+x)/(a-x)

Grade:Upto college level

1 Answers

Badiuddin askIITians.ismu Expert
148 Points
14 years ago

Dear Rahul

y=(a+x)/(a-x)

Rearrange

x=a(y-1)/(y+1)

now find the domain of RHS function

y can have any value except -1

so the range of the given function is all real value except -1


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