12, 42, 72, 102 common difference/ratio?
r = -30
d = 30
d = 13
r = 13...
Mathematics, 16.12.2020 23:10 lilwon9933
12, 42, 72, 102 common difference/ratio?
r = -30
d = 30
d = 13
r = 13
Answers: 3
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