Ihave some math questions all evens i need it quickly

Question 13 of 451 pointwhich statement correctly describes the inverse of the following function? a. it is negative. b. it is a horizontal shift. c. it is not a function. d. it is a function. give an explanation as to why you chose that answer. (i think its either a or d.)

Which math sentence can be used to determine if the triangle is a right triangle?

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