If a=-4 and b=-4x+5i, then find the value of the a^2b in fully simplified form.

News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of

What is the equation of a line passing through (-6,5) and having a slope of 1/3

Write as a product: ac^2–ad+c^3–cd–bc^2+bd