In which of the following cases, the function f(x) has vertical tangent at x = 0 ?
(ii) `f(x)=sgnx`

In which of the following cases, the function f(x) has vertical tangent at x = 0 ? (i) f(x)=x^(1//3)

In which of the following cases, the function f(x) has vertical tangent at x = 0 ? f(x)=x^(2//3)

In which of the following cases, the function f(x) has vertical tangent at x = 0 ? f(x)=sqrt(|x|)

In which of the following cases, the function f(x) has vertical tangent at x = 0 ? (v) f(x)={{:(0","," if "xlt0),(1","," if "xge0):}

The function f(x) = x has

At x = 0, the function f(x) = |x| is

Which of the following functions are one-one? f(x) = 3x + 2

On which of the following intervals is the function 'f' given by f(x) = x^(100) + sin x -1 strictly increasing?

Check the continuity of the following functions: f(x) = x^2atx=0

Which of the following functions are odd or even or neither : f(x)=|x|+1