Find particular solution of
f”(x)=1(e^x - e^-x),
f(0)=1, f’(0)=0. 2
*hint: start by distributing the 1⁄2 . then integrate once to find f’, then integrate again to find f. each time you integrate, find the c.

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?