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162 Test 10

Last updated almost 5 years ago

15 questions

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Chapter 10 TEST

Question 1

1.

The first three terms of a sequence are given. Write an explicit formula for the terms.
17, 10, 3, ...

Question 2

2.

Find the 72nd term of [1], round to the nearest thousandth if necessary

Question 3

3.

The first three terms of a sequence are given. Write an explicit formula for the terms.
7, -21, 63, ...

Question 4

4.

Find the 13th term of [3] Round to the nearest thousandth if necessary

Question 5

5.

If a_1=10 and a_n=3a_{n-1} find the value of a_5

Question 6

6.

If a_1=3 and a_n=4(a_{n-1})-5 find the value of a_4

Question 7

7.

If a_1=4 and a_n=(a_{n-1})^2+n find the value of a_3

Question 8

8.

If a_n=10 and a_{n+1}=-3(a_n)+5 find the value of a_4

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Question 9

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Question 10

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Question 11

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Question 12

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Question 13

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Question 14

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Question 15

15.

Write an explicit formula that represents the sequence defined by the following recrusive formula:
a_1=50 and a_n=\frac{1}{5}a_{n-1}

DeltaMath was due last night. It is still open for late credit.