A golfer hits a ball that follows the path of g(x) = -16x^2 + 78x + 10 . The golfer is teeing off from an elevated position where g(x) represents the height of the ball as x represents time in seconds 1. what is the initial height of the ball ?

2. when is the ball the highest ?

3. how long is the ball in the air ?

Answer this question only if you know the 30 points and

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

What is the least common multiple for 6 and 8? what is the least common multiple for 4 and 12 ? what is the least common multiple for 11 and 12? what is the least common multiple for 3 and 6?