If an electric hair dryer uses 2,400 j of energy in 2s, what is its power?

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

Someone me! if you’re smart you can solve this!