Antiderivative of x^3(2-x^2)^12

What numbers are included in the set of integers? what numbers are not included?

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?

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.