Can anyone help me to solve?

Question

Answer 1

f(–4) = 1/x = 1/(–4) = –1/4

f(3) = √3

range of x is from –∞ to +∞

range of f is from –1 to 0, 1 to +∞

Answer 2

If x = -4, in which of the three categories is it?

Answer that & we will proceed.