What is my rule if: 1=83 2=82 3=81 4=80 etc

Find the values of y: 3y^3(y^2+ 2/3y)=0

Which of the following are arithmetic sequences? check all that apply. a. 0.3, 0.6, 0.9, 1.2, 1.5, b. 2, 3, 6, 11, 18, c. 150, 147, 144, 142, d. 2, 4, 9, 16, 25,

What is the perimeter of an equilateral triangle if each side is (x+3)?