Its a angle question.

PLS HELP

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

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z