The modeling function has period 0.8 seconds, amplitude 6 cm, and midline H = 15 cm. At time

t = 0.2, the bob is at its midline, moving towards the

wall.

Find the formula

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

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