Is the following sequence geometric (exponential) or arithmetic (linear)
3, 9, 27, 81​

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?