Find the measure of each exterior angle of a regular decagon?

What is the size of the matrix resulting from

Come up with a new linear function that has a slope that falls in the range 10 m − < < . choose two different initial values. for this new linear function, what happens to the function’s values after many iterations? are the function’s values getting close to a particular number in each case?

Find the solution of this system of equation -7x+y=-20 9x-3y=36