Explain how to sketch a graph of the function f(x) = x ^ 3 + 2x ^ 2 - 8x . Be sure to include end -behavior , zeroes, and intervals where the function is positive and negative.

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?