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The reference answer of the second issue of Senior One Mathematics Weekly.
Arithmetic progression test questions

basic skill

1_6:BADBCD 7:60 degrees

8:-72 9: 140 85

Consolidate and improve

1_6:ABDCAA 7:33

8: When n = 1, 5 n of An is greater thAn or equal to two, and 6n-5 of an is a positive integer.

9:90

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