What is the value of f(x) when x=3?
−3
−2
1
4

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?

How to do this , and can some one explain

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.