Adepartment store holds a year-end clearance sale that includes a 14.5% discount on cosmetics. find the sales price of the bottle of perfume if it's original price was 56.69

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

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

What is the point slope form of a line with slope -5 that contains point (2,-1)