6. two sets a and b are such that n(u) = 35, n(a) = 25, and n(b) = 15, find: -
1. the greatest value of n(aub).
ii. the smallest value of n(aub).

What is the value of r of the geometric series?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Solve this and show you’re work step by step ! -5 3/4+3h< 9 1/4 -