Bill reads 1/5 of a book on monday he reads 2/3 of the book on tuesday if he finishes reading the book on wednesday what fraction of the book did he read on wednesday

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2