A coin is flipped, where each flip comes up as either heads or tails. How many possible outcomes contain the same number of heads and tails if the coin is flipped 8 times

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)

Based on the diagram, match the trigonometric ratios with the corresponding ratios of the sides of the triangle. tiles : cosb sinb tanb sincposs matches: c/b b/a b/c c/a

Factor the polynomial by its greatest common monomial factor.