Given the sequence -3, 9, -27, 81, -243, ..., find the recursive formula.

a(1)= -3

a(n)=a(n-1) (-3)

Step-by-step explanation:

hope this helps

It took 12 hours to lose the water

Step-by-step explanation:

The total amount of water lost from Gerald’s bucket is    inch

The amount of water he estimated  to be lost in a single hour is    inch

Dividing the total water lost by water lost per hour, we can get the the total number of hours it took to lose the water.

Therefore, it took 12 hours to lose the water.