The period of this function is

2π

π/8

π/4

π/2

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)