check the differences:
#15: -64,-32,-16,...
#16: 0.25,0.25,0.25,...
Looks like #16 is
Tn = 2.75 + 0.25n
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..
1 answer
1 answer