What is the exponential function modeled by the following table?

x f(x)
2 5
3 9
4 17

a. f(x) = 2^x
b. f(x) = 2^x + 1
c. f(x) = 3^
d. f(x) = 3^x + 1

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

Type the next three numbers in a sequence 80, 90, 85, 95, 90, 100, 95, 105