The inverse of halving is doubling. The speed is doubled (30 × 2 = 60). To complete the journey in 2¼ hours the speed is 60 mph. Find the constant of proportionality by multiplying the given ...

This is a graph of the function y = 12/x. Inverse proportion leads to curved graphs like this that get closer and closer to the x and y axes without ever touching them..

Inverse problems research lies at the intersection of pure and applied mathematics. The forward problem corresponding to an inverse problem is usually a well defined problem in physics, engineering or ...