Reduce this to simplest form:

12 / 11 - (-2 / 3)

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Solve the equation x/4 - 5= -8 -27 -12 -7 12

Sketch one cycle if the cosine function y=2cos2theta