Asked by Macie
Tell whether each sequence is arithmetic. Justify your answer. If the sequence is arithmetic, write a function rule to represent it.
15. 128, 64, 32, 16...
16. 3, 3.25, 3.5, 3.75..
15. 128, 64, 32, 16...
16. 3, 3.25, 3.5, 3.75..
Answers
Answered by
Steve
check the differences:
#15: -64,-32,-16,...
#16: 0.25,0.25,0.25,...
Looks like #16 is
Tn = 2.75 + 0.25n
#15: -64,-32,-16,...
#16: 0.25,0.25,0.25,...
Looks like #16 is
Tn = 2.75 + 0.25n
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