What is the range of the 2x in degrees?

If the input to the x function is -$\sqrt{3}$ , what is the output in radian?

As x approaches negative infinity, the value (degree) of x approaches:

If you input a positive number into x , range is ?

What is the range of $\sqrt{3}$ in degrees?

As x approaches positive infinity, the value (degree) of x approaches:

What is the range of the arctangent function in degrees?

Which statement is true about the arctangent function's range?

Which of the following values is NOT in the range of x?

If you input a negative number into x , range is ?