Please help. I don’t understand how to do taxes✋

Witch represents the inverse of the function f(x)=1/4x-12

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom

The graph of the the function f(x) is given below. find [tex]\lim_{x \to 0\zero} f(x)[/tex] [tex]\lim_{x \to 1+\oneplus} f(x)[/tex] [tex]\lim_{x \to 0-\zeroneg} f(x)[/tex]