F(x) = x³ - 2, find f(3)

The chart below shows the distribution of weeds in yard

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?