Question 1.
For the following geometric progression:
4, 8, 16, 32, ........
What are the next two terms?
What is the rule for finding the next term? What is the common ratio?
_____ and _____
__________________________ r = ______
Express the link between consecutive terms in the form Un+1 = f(Un)
Un+1 = ______________________
Write a formula for the nth term Un = ______________________
What are the 9th and 12th terms ? U9 = ________ U12 = ________
Question 2.
a) Generate the sequence with the rule an+1 = an + 6 and a1 = 5
b) Generate the sequence with the rule an+1 = 3an and a1 = 2
a) Generate the first 5 terms of the sequence where the formula for the nth term is Un = 7 + 5n
b) Generate the first 5 terms of the sequence where the formula for the nth term is Un = 7 x 3n-1