Vocabulary
This is the name for a list of numbers.
What is a sequence?
This is the next number in this sequence:
2, 5, 8, 11, ...
What is 14?
This is the formula for an recursive arithmetic sequence.
What is an = 1st term; an = an-1 + d ?
The cost of a bus ticket is $3.00 for the first year. The cost increases by $0.10 each year. Find the price of a bus ticket after 10 years.
What is $3.90?
This is what a1 stands for.
What is the first term?
DAILY DOUBLE!!
This is the position of a number in a sequence.
What is a term or n?
This is the next number in this sequence:
3, 6, 12, 24, . . .
What is 48?
This is formula for an explicit arithmetic sequence.
What is an = dn + ao ?
The cost of fidget spinners have gone from $5.00 in January, to $4.25 in February, to $3.50 in March. Find the value of a fidget spinner in December.
(Your solution will be negative.)
What is $-3.25?
DAILY DOUBLE!!
This is what n represents.
What is the term number? (Poisition in the sequence/ time that we are looking for.)
This is the type of sequence in which the next term is found by adding or subtracting.
What is an arithmetic sequence?
DAILY DOUBLE!!
This is the 8th number in this sequence:
4.5, 3, 1.5, 0 . . .
What is -6? (Must be negative)
I have 51 rattle cards to begin with and then every day spend 5 on a small bag of chips. This is the explicit formula for the situation.
What is an = -5n + 51 ?
DAILY DOUBLE!!
A population of fish in a lake triples every year. There were 250 fish in the lake at the beginning of the study. Find how many there will be after 5 years.
What is 60,750?
This is the vocabulary word for the change occuring in an arithmetic sequence.
What is the common difference?
This is the kind of sequence in which the next term is found by mulitiplying or dividing.
What is a geometric sequence?
This is the next number in the sequence:
3, -9, 27, -81, ...
What is 243? (Must be positive)
This is the formula for an explicit geometric sequence.
What is an = a0(r)n ?
Concert tickets have gone up from $20, to $30, to $40 in the first 3 weeks of sales. Find the cost of a ticket after 10 weeks.
What is $110?
This is the word that we use for the change between numbers in a geometric sequence.
What is the common ratio?
This is the the type of formula that depends on the previous term.
What is recursive?
This is the next number in the sequence:
20, 30, 45, ...
What is 67.5? (Multiplied by 1.5)
Bacteria doubles every hour. At hour 0, there are 24 bacteria. Find the formula for the bacteria growth.
What is an = 24(2)n ?
A ball is dropped. Before the first bounce, the height is 50 feet. Each bounce after will be 30% less than the previous height. Find the height of the 10th bounce.
What is 1.41 feet?
This is what an-1 stands for.
What is the the previous term to the nth term?