# 7.7

Webassign 7.7 Answers

7. Solve the initial-value problem y’ = (8 sin x)/(sin y, y(0) = pi/2
8. A tank contains 5,00 L of bring with 11 kg of dissolved salt. Pure water enters the tank at a rate of 50 L/min. The solution is kept thoroughly mixed and drains from the tank at the same rate.

Solve the differential equation. (Use C for any needed constant.)
Solve the differential equation. (Use C for any needed constant)

Find the solution of the differential equation that satisfies the given initial equation.