Below is the graph of a trigonometric function. It intersects its midline at (1/2pi, -1) and again at (5/4pi, -1) what is the period

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

In two or more complete sentences describe how to determine the appropriate model for the set of data, (1,1), (3,2), (6,3), (11,4).