Al says he can prove that all sheep in a flock are the same color: base case: one sheep. it is clearly the same color as itself. induction step: a flock of n sheep. take a sheep, a, out. the remaining n − 1 are all the same color by induction. now put sheep a back in and take out a different sheep, b. by induction, the n − 1 sheep (now with a. are all the same color. therefore, all the sheep in the flock are the same color. what is wrong with al's "justification"?

What is the range of the data below? .8090100

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)

How do newtons third law of motion demonstrates on a rollar coster