Sonia works at a bakery. The function f(x) represents the amount of money in dollars Sonia earns per loaf, where function g(x)
Represents the number of bread loaves Sonia bakes per hour, where x is the number of hours she we
f(x) = 9x2 + 1
g(x) = 2x3
Find f(g(x))

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?

This is so hard and it’s for a test

State one method by which you can recognize a perfect square trinomial.