What is the inverse of the trigonometric function in the graph? y = sinx y = cosx y = arcsinx y = arccosx

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62