Help, please! What is the range of the function f(x) = 6(0.4)x?

a. f(x)<6
b. 0.4 < f(x) < 6
c. f(x) > 0
d. -∞ < f(x) <∞

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

∆red ≅ ∆ by rule will give brainiest if possible