Evaluate the expression for s = -2.
-15s2 - 9-5 + s) =

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Taylor estimated the music department would raise $1,100 for new uniforms by selling tickets to a performance next week each ticket will be $12.75 about how many tickets does the music department need to sell for taylor's estimate to be reasonable