- #1
Nitrate
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Homework Statement
1. An oil tanker springs a leak creating a circular oil slick that grows until its radius is 3.0 km.
a.) What is the formula describing the relation between the area of the slick and its radius?
Homework Equations
Area of a circle: (pi)r^2
The Attempt at a Solution
Is the equation for a) y = (pi)r^2,
or is it the derivative: y = 2(pi)r?