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Is the following sequence arithmetic?
Find the ------ term given in the sequence or equation
What is the explicit formula for the sequence?
What is the recursive formula for the sequence?
Final Jeopardy Question
100
18, 20, 22, 24, 26...
What is an arithmetic sequence?
100
Find the 20th term of the sequence 8,9,10,11,12...
What is 27? t20 = 8 + (20-1)(1) t20 = 8 + (19)(1) t20 = 27
100
1, 4, 7, 10, 13...
What is tn = 1 + (n-1)(3)?
100
7, 11, 15, 19, 23...
What is tn=tn-1+4, a1=7?
100
Billy is stacking alphabetic blocks A, AB, ABC, ABCD, ABCDE.... The number of blocks in each stack represents the terms in a sequence. a) Which "rule" represents this sequence? b) In which stack will Billy place the letter "J" at the bottom of the stack?
a) What is f (n) = n? b) What is 10th stack?
200
56, 60, 65, 71, 78...
What is not an arithmetic sequence?
200
Find the 87th term of the sequence 5,10,15,20,25...
What is 435? t87 = 5 + (87-1) (5) t87 = 5 + (86)(5) t87 = 5 + 430 t87 = 435
200
4, -3, -10, -17, -24...
What is tn = 4 + (n-1)(-7)?
200
34, 27, 20, 13, 6...
What is tn=tn-1-7, a1=34?
300
25.5, 24.5, 26.5, 25.5, 27.5...
What is not an arithmetic sequence?
300
In the arithmetic sequence 3, -10, -23, -36, -49... which term has a value of -1830
What is 142? -1830 = 3 + (n-1) (-13) -1830 = 3 -13n +13 -1830 = -13n + 16 -1846 = -13n n = 142
300
202, 173, 144, 115, 86...
What is tn = 202 + (n-1)(-29)?
300
327, 342, 357, 372, 387...
What is tn=tn-1+15, a1=327?