5. photo album: $25.50, 10% markup

49xy +34y - 72z. determine the degree of the polynomial

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

If jaime wants to find 60% of 320, which table should he use?