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3 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Term Sequence 1 1 2 4 3 7 4 10 N ? 20 ? |
Add the sequence +3 +3=x3 1x3=3 3-2=1
N=3n-2 20=58 |
+=x |
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Term Sequence 1 14 2 16 3 18 4 20 N ? 20 ? |
Sequence +2 +2=x2 1x2=2 2+__=?
N=2n+12 20=52 |
+2=x2 |
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Term Sequence 5 10 6 20 7 30 8 40 N ? 20 ? |
+10=x10 5x10=50 50-40=10
N=10n-40 20=160
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+10=x10 |
