Answers

2016-07-02T01:10:30+08:00
83=a1+ (100-1)(.2)
83=a1+99(.2)
83=a1+19.8
83-19.8=a1
63.2=a1
A. →a1= 63.2
a150= 63.2+ (150-1)(.2)
a150= 63.2+149(.2)
a150= 63.2+29.8
a150= 93
B. →a150=93
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