Answer:
Not quite sure what the purpose of this question is, but... How do you get straight A's?
Use a ruler
*insert rimshot*
Step-by-step explanation:
Answer:
The explicit function is:

where

and we calculate S12:

Step-by-step explanation:
Expanding a few steps of the compound interest:

We can write:

for deposits
Then, expanding the previous equations would yield:

This is a geometric series form, which can be simplified to:

plugin in the values for the 12 month gives:

Answer:
-5
Step-by-step explanation:
do the exponets first. -6 squared is positive 36 because negative times a negative is a positive.
next you multiply 4 and 7 and get 28
you have 28-36+2 and that equals -5