Eliminate the parameter. x = 4 cos t, y = 4 sin t

Step-by-step explanation:

Given:

We need to eliminate the parameter t from parametric equation.

Square both sides

Square both sides

Add both equation

Hence, The new equation without parameter t would be

take it another

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads