1. Sigma Notation

2. SUMMATION NOTATION Lower limit of summation (Starting point) Upper limit of summation (Ending point) SIGMA  equation

3. Find the sum

7. Writing a sequence in Sigma notation Find the equation (dn+c) Find what n gives you the 1 st term (set dn+c =to 1 st term) Find out what n gives you the last term (set dn+c =to last term) Fill them appropriately into

8. 3 + 5 +7 +9 What is the difference? What is the first term? What is the last term? 2 3 9 Find the equation

9. 6 + 13 + 20 + ….+ 76 What is the difference? What is the first term? What is the last term? 7 6 76Which term is 76?

10. 22 + 10 – 2 – 14…. –182 What is the difference? What is the first term? What is the last term? 22