Ireally dont understand this for some reason i just dont know how to set up the questions if i did i'd be able to solve it easily .

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

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?