Please help fast Find the seventh term of the geometric sequence if a1=7 and r=3

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube

Big boi and travis scott are performing at the super bowl. travis scott is 62 years younger than twice big boi’s age. the sum of their ages is 70 years old. use b to represent big boi’s age. write and solve an equation.