Recursive function f(n+1)=1/3 f(n) if f (3)=9 what is f(1)

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers