A) show that $n(2n + 1)(7n + 1)$ is divisible by 6 for all integers $n$. b. find all integers $n$ such that $n(2n + 1)(7n + 1)$ is divisible by 12.

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

Drag each tile to the correct box. not all tiles will be used. consider the recursively defined function below. create the first five terms of the sequence defined by the given function