the function h defined by `h(x)=x^(2/3)+2x` is not a polynomial function.Why?

The function defined as f(x) = 2x^(3) -6x +3 is

A fuction f:RrarrR defined by f(x)=(2x-3)/7 .Is f a one-one function?Why?

Prove that the function f defined by f(x) = x^3 + x^2 -1 is a continuous function at x= 1.

Let the function q be defined by q(x)=a(x-h)^(2) , where h is a positive constant, and a is a negative constant. For what value of x will the function q have its maximum value?

Find the value of a if the function f(x) defined by f(x)={2x-a,x 2 if function continuous at x=2

f(x)=h(x)+h(-x)+x^(2)cot x is an even function

Find the value of a if the function f(x) defined by f(x)={2x-a, ,x 2 if function continuous at x=2

Let the function h be defined by h(x) = sqrt(x) + 2 . If 3h(v) = 18 , then which one of the following is the value of h(v/4) ?

If f is a real function defined by f(x)=(log(2x+1))/(sqrt3-x) , then the domain of the function is