Im gonna make an account with a better username heres the rest of the points i know its not alot

What is sin 7x/4 ? i need on this urgent trig

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

The two cylinders are similar. if the ratio of their surface areas is 9/1.44 find the volume of each cylinder. round your answer to the nearest hundredth. a. small cylinder: 152.00 m3 large cylinder: 950.02 m3 b. small cylinder: 972.14 m3 large cylinder: 12,924.24 m3 c. small cylinder: 851.22 m3 large cylinder: 13,300.25 m3 d. small cylinder: 682.95 m3 large cylinder: 13,539.68 m3