Enter a recursive rule for the geometric sequence.

6, −24, 96, −384, 

Can (3,5 and square root 34) be sides on a right triangle?

How do i do this? i don’t understand

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)