81, 27, 9,

find the common ratio of the given sequence, and write an exponential function which represents the sequence. use n = 1, 2, 3,

a) 3; f(n) = 81^n-1

b) 3; f(n) = 81(3^)n-1

c) 1/3; f(n)=81(3)^n-1

d) 1/3; f(n)=81(1/3)^n-1

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

Asap the total attendance for all of a baseball league in 2012 was about 7.5×107 fans, while the attendance for the tornadoes in 2012 was about 1.5×106 fans. about how many times more was the attendance for the entire baseball league than the attendance for just the tornadoes? 50 times more 10 times more 2 times more 5 times more

Which of the following expressions is equal to 2x^2+8