What is the slope below?

Which is f(5) for the function –2x2 + 2x - 3?

Which number line correctly shows 0.8 + 0.3?

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?