A coin is flipped at the start of every game to determine if Team A (heads) or Team B (tails) will get the ball first. HELP PLEASEEEEEE!

17. The population of a colony of ants, in thousands of ants, can be modeled by the following function I(t) = 0.1 +0.3t + 50, where t is months since the start of 2015. (a) (5 points) Determine I'(7). (b) (5 points) Explain the meaning of your answer from part (a) in the context of the problem. (c) (5 points) Determine I"(t), what does this tell you about the rate of change of the colony over time?

A golfer hits a golf ball with an initial velocity of 50 m/s. The height of the ball, h in metres, after t seconds, can be modelled by the function
h= − 4.9t^2 + 50t .
a) What was the height of the golf ball when it was hit?
b) Determine the maximum height of the golf ball.
c) Determine the golf ball’s height after 3 seconds.
d) Determine the roots and explain their meaning.
e) Sketch the function

2. Spam and Lake have the mission to destroy the Star Joke. Spam's probability of success on any given try is .7, while Lake's is .8. Spam and Jake will each be able to make just one try, and they decide that Spam will be first. What is the probability that the Star Joke is in fact destroyed? (A) it cannot be determined (B) .95 (C) .8 (D) .56 (E) .94 (F) none of the above