What are some properties of heat? ?

What is the pattern in the values as the exponents increase?

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Which ordered pair (c, d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15