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12/16/2022-Warm Up

Last updated over 2 years ago

4 questions

1

Question 1

1.

(substitute into the arithmetic sequence equation (where an=285 and a1=5) and solve for n)
(just type in the answer)

https://www.desmos.com/testing/virginia/graphing

1

1

1

Question 2

2.

Which is the nth term of the indicated sequence?
(1) find a1 using the term they give, a6.

(2) find a12 once you find a1.

(just type in the answer..as a fraction, if necessary)

Question 3

3.

Find the missing geometric means in each sequence (the missing terms)
(use a1=2 and a4=54 and n=4...find the r and then the missing terms)
(just select in the correct answers)

10
2/3
1/3
6
2/9
5/3
18
1/9
14

?
??
???
????

Question 4

4.

Find the missing geometric means in each sequence (the missing terms)
(use a1=32 and a5=162 and n=5...find the r and then the missing terms)
(just select in the correct answers)

104
108
46
72
128
48
56

?
??
???