Multiplication 8) 2a^5 (-5a^2)
9) 3a^7 ( 2 a^7)
10) 5 a^4 b^2 ( 2 a^3 b5^)
11) 3 x^4 ( 4 x^5 )
12) 5y ( 2 y^4)
13) 6x^2 y (3 x^7 y^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?