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12/16/2022-Warm Up

Last updated almost 3 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)

1

1

1

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

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.

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)

46

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)

6

5/3

2/3

1/9

14

10

1/3

2/9

18

?

??

???

????

128

72

108

48

56

104

?

??

???