3) Find the length of the arc above please no link am asking. can you do both maths for me please I am having a hard time.
doing this and it's graded ​

For what value of (y) is 3^3/3^y =1/9

In the geometric progression –3, 12, −48… what term is 3,072?

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.