Lesson: Direct and Inverse Variation Mathematics

In this lesson, we will learn how to recognise direct and inverse variation involving different powers and roots of x.

Lesson Video

Q1:

Given that varies directly as , write an equation for in terms of using as a non-zero constant.

Q2:

and are two variables, where varies directly with the multiplicative inverse of . If when , determine the values of when .

Q3:

Given that , where when , find the relation between and .