Page 8 - Math Grade 11 (Basic)
P. 8
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n. 1, 5, 9, ... 2. 1, 8, 27,
n. 1 , 5, 9, 13, 17, 21 2. 1, 8, 27, 64, 125,216 '1
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a = 4 = 2x2 , a = 6 = 2x3 , a = 8 = 2x4, ... , a"= 2xn '1 ~13&2g t~Qls~g n
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3
4
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&2 ~61~ an = 2 x n '1
1
3
