Planet Fitness has a sign up fee of $50. After that, it costs $10 per month. 1) What is the Rate of Change? 2) What is the Initial Value? 3) How much would it cost to be part of Planet Fitness for 9 months?

Aprobability experiment is conducted in which the sample space of the experiment is s={7,8,9,10,11,12,13,14,15,16,17,18 }, event f={7,8,9,10,11,12}, and event g={11,12,13,14}. assume that each outcome is equally likely. list the outcomes in f or g. find p(f or g) by counting the number of outcomes in f or g. determine p(f or g) using the general addition rule.