S(x) = 21(1.31) ^(x -1)
Day 1
s(1) = 21 (1.31)^(0) = 21
Day 47
s(47) = 21(1.31)^46
Answer: 21(1.31)^46
negative = down or left positive = up or right
3.14 is it shortened but it’s an infinite decimal
Because when you simplify system b, it becomes the same as system A
It is 1/4. You’re welcome for the answer