Q4 of 318 Page 29

Let f(x) be a function defined by f (x) = c 3x/|x|+2x , x not equal 0 0 , x = 0.

Show that f (x) = does not exist.

Given f(x) =


f(x) =


f(x) =


To find


To limit to exist we know …….(1)


Thus to find the limit using the concept ……(2)


……..(3)


……(4)



From above equations



Thus, limit does not exist.


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