Me ayudan por favor con estos ejercicios de álgebra con la 15, 16 y 17

Which of the following graphs represents the function f(x) = 2^x

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?