Arithmetic SequencesAuthor: Tadvick Elizabeth Description: Match each arithmetic sequence with its recursive and explicit formula. Keywords: , , , , , , online teaching
Content: Definitions: 0. 13,10,7,4,... 1. 4.6,4.7,4.8,4.9,... 2. 4.6,4.7,4.8,5.0,.. 3. 19,30,41,52,... 4. __,24, 36, 52,... 5. -9,-17,-24,-32,... 6. -7,-3,1,5,... 7. 13,16,19,... 8. __, 38, 53, 68,... 9. 1.1,1.9,2.7,... 10. -9,1,9,17,... 11. -7,-11,-15,-19,.. 12. 2,12,22,32,... 13. 19,8,-3,-14,... 14. 2,-2,-12,22,... 15. 1.1,0.3,-0.5,...
Answers: 0. a(n)=-9%2b(n-1)(-8) 1. a(n)=a(n-1)-0.8
a(1)=1.1 2. a(n)=a(n-1)%2b0.8
a(1)=1.1 3. a(n)=(n-1)%2b11
a(1)=19 4. a(n)=-2%2b10n 5. a(n)=a(n-1)-4
a(1)=-7 6. a(n)=a(n-1)%2b4
a(1)=-7 7. a(n)=12-10n 8. a(n)=a(n-1)-11
a(1)=19 9. a(n)=13-3(n-1) 10. a(n)=4.5%2b0.1n 11. a(n)=-9%2b(n-1)(8)
12. a(n)=13%2b3(n-1) 13. a(n)=a(n-1)%2b14
a(1)=10 14. a(n)=a(n-1)%2b15
a(1)=23 15. not an arithmetic sequence
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