20 points & will give brainliest

Find the distance between (5,8) and (3,-1)

Anyone know? will mark brainliest if you're correct!

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)