Determine whether each sequence is arithmetic or geometric. Find the next three terms.
1.
14, 19, 24, 29, . . . (1 point)
geometric, 34, 39, 44
arithmetic, 32, 36, 41
arithmetic, 34, 39, 44 **
The sequence is neither geometric nor arithmetic.
2.
–4, 8, –16, 32, . . . (1 point)
arithmetic, 64, 128, 256
geometric, –64, 128, –256 **
geometric, –48, 64, –80
The sequence is neither geometric nor arithmetic.
3.
81, 27, 9, 3, . . . (1 point)
arithmetic, 0, –3, –6
geometric, 0, –3, –6
geometric, 1, one-third, one-ninth
The sequence is neither geometric nor arithmetic. **
Find the next three terms in the sequence.
4.
3, 12, 21, 30, .... (1 point)
40, 50, 60
38, 46, 54
39, 48, 57 **
36, 32, 39
5.
30, 22, 14, 6, .... (1 point)
3, –12, –21
–1, –8, –15 **
–1, –2, 3
–2, –10, –18
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29 answers
next 3 terms: 1 , 1/3 , 1/9
#5 , AS , common difference is -8
so next 3 terms
-2 , -10, -18
the others are correct
2 is -64 138 -256
3 is geometric 1 1/3 1/9
4 is 39 48 57
5 is -2 -10 -18
100% correct i got them right
2.) B
3.) C
4.) B
5.) D
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2.A
3.C
Part 1. A
Part 2. C
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2.B
3.C
4.B
5.D
2.B
3.C
4.B
5.D
6.A
7.D.I.Y
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1.D
2.A
3.C
4.B
5.C
6.C
7.D
8.(0.8/1.6=0.5) (0.4/0.8=0.5) (0.2/0.4=0.5) IS GEONMETRIC BECAUSE IS DIVIDED BY TWO AND IT SHOWS A PATTERN.
9.A
THIS ARE THE RIGHT ANSWERS
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2.) B
3.) C
4.) B
5.) D
100%