Question 9
a) Determine whether the following sequence is an arithmetic progression or a geometic progression. 16x, 8x, 4x, …
b) Give a reason for the answers in 9(a) [m]
Question 10
Three consective terms of an arithmetic are 5-x, 8, 2x. Find the common difference of the progression. [3m]
Question 11
The first three term of a geometric progression are 27, 18, 12. Find the sum to infinity of the geometric progression. [ 3m]
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