Grace placed 3 strands of bacteria in a petri dish. The bacteria strands triple every hour. Write a formula to represent how many bacteria strands are present at the nth hour. Then use the formula to determine how many strands of bacteria are present at 4 hours.
Question 2 options:

A)

f(n) = (3)n; 81 strands of bacteria

B)

f(n) = (3)3n; 1,000 strands of bacteria

C)

f(n) = 3(3)n; 243 strands of bacteria

D)

f(n) = 3(6)n; 3,888 strands of bacteria
Question 3 (5 points)