Retail sale of men's skin care products were 81.7 million in 2011 and have increased by about 2.6 million per year. Let s be the retail sales in the year that is t years since 2011. Create an equation.

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b

The graph shows how many words per minute two students read. drag to the table the unit rate that matches each graph.

Solve -3 (r + 5) = -9 enter ur answer in the box x = __