Answers

2016-07-02T19:32:52+08:00
The 10th term is 28.7 i guess
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2016-07-02T21:29:52+08:00
Find the commin difference
a2=a1+d
12.7=10.2+d
12.7-10.2=d
2.5=d

a10=a1+9d
a10=10.2+9(2.5)
a10=10.2+22.5
a10=32.7
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