Please help me! I will mark Brainliest.
What is Y and how did you do it?

3

Step-by-step explanation:

81 is 3 times 3 times 3 times 3

27 is 3 times 3 times 3

9 is 3 times 3

that must mean the answer will just be 3

y very likely equals 3

Step-by-step explanation:

X goes up by 1 and for every 1, the y gets divided by 3. Assuming the y for 0 is 243, then divide by 3 = (1,81) and so on, becoming (4,3).

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of