1. Find the distance between each pair of points. Round your answer to the nearest tenth.
2 points
1. (-4, 6) and (3.-7)
Your answer

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

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

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3