What do both of these functions have in common? f(x) - 2 log10 (x - 1) - 4 g(x) = 10(x-1)² + 4

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

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?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals