Fri 2/5 Lesson 7 – 1 Learning Objective: To graph exponential functions & solve interest problems Hw: Pg. 439 #10, 14, 17 – 22, 26 – 29, CC#45
Fri 2/5 Lesson 7 – 2 Learning Objective: To graph exponential functions & solve interest problems Hw: Lesson 7 – 2 WS
Algebra II
To graph exponential functions To identify growth vs. decay To solve interest problems
exponential growth exponential decay
xy – 2 –
xy – 2 –
xy – 2 –
xy – 2 –
n = # of compounds per year Yearly n = 1 Semi-annually n = 2 Quarterly n = 4 Monthly n = 12 Weekly n = 52 Interest made = Compound Amt – Original Amt
Order of Operations!
Compare amount to Ex. #9!
Find the compound amount if $20,000 is deposited for 8 years in an account that pays interest at 5% compounded continuously