Identify the zeros in this graph and explain what they mean in the context of the problem. Thank you!!

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Which graph represents the parent function of y=(x+2)(x-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?