Determine the amplitude of the function y = 2 cos x from the graph shown below: On a coordinate plane, a function curves down from (0, 2) through (1.5, 0) to (3, negative 2), and curves up.
a.
1
c.
3
b.
2
d.
4

Alake near the arctic circle is covered by a sheet of ice during the cold winter months. when spring arrives, the ice starts to melt. s(t) models the ice sheet's thickness (in meters) as a function of time tt (in weeks). s(t)=-0.25t+4

What is the range for 31,39,29,34,37,24,36,33,34,28

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?