9^2^y = 66 round to the nearest ten thousand

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288