What is the inverse function of y equals 2x -6

Acircle has a circumference of 28.36 units what is the diameter of the circle

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

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