Which product is modeled by the number line below? O (-3/4)

O (-24)

O (214)

O (3)(4)

15 point ! ~ see if you know the answer to both you!

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

The amount of energy it takes to lift a box might be a function of which of the following