Answers

2016-06-25T20:12:43+08:00
99. is the 25th term of 3,7,11,15,19
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2016-06-25T21:11:55+08:00
99 because the formula is an=4n-1 so a25= 4(25)-1 and a25=100-1. Therefore, a25= 99 :D 
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