The number of bald eagles in a state during the winters from 1996 to 2002 can be modeled by the quartic function
f(x)= -3.357x4 + 35.171x3 - 99.868x2 + 41.098x + 177.252
where x is the number of years since 1996. Find the number of bald eagles in the state in the winter of 2001,

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?

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf