Given that (-3,1) is on the graph of f(x), find the corresponding point for the function f(x - 1).

One positive number is 9 more than twice another. if their product is 95, find the numbers

Find the missing dimension extra points

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?