Which explains how to find the radius of a circle whose equation is in the form x^2 + y^2 = z

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)

Change negative exponents to positive, then solve