Hi I am looking for the limit..
Lim x approach k sin(x-k)/(x^2-k^2)
I tried L`Hopitals Rule and got f `(x)=cos2k-cos2k
and g `(x) =2k-2k
which is (cos2k-cos2k)/(2k-2k)
answer is suppose to be 1/2k.
What did I miss?
Hi I am looking for the limit..
Lim x approach k sin(x-k)/(x^2-k^2)
I tried L`Hopitals Rule and got f `(x)=cos2k-cos2k
and g `(x) =2k-2k
which is (cos2k-cos2k)/(2k-2k)
answer is suppose to be 1/2k.
What did I miss?