Jonathan Wong's answer to Skr's Secondary 3 E Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jonathan Wong
Jonathan Wong's answer
5 answers (Tutor Details)
Remember that A is the TOTAL amount of money earned after n years, so in this case A is orginal amount of money placed in the bank + interest gained after 2 years.