Ummm help plz and thank you

Abouncy ball is dropped such that the height of its first bounce is 5.5 feet and each successive bounce is 64% of the previous bounce's height. what would be the height of the 7th bounce of the ball? round to the nearest tenth (if necessary).

Find the domain and range of the following function f(x) = 51x - 21+ 4

38 points and brainliest plz answer question in word document