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arithmetic and geometric sequences

Authored by Sheila Esposito

Mathematics

10th Grade

Used 1+ times

arithmetic and geometric sequences
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37 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which sequence is NOT an arithmetic sequence?

-7, -13, -19, -25,...

-10, -6, -2, 2,..

6, 8, 10, 12,...

3, 15, 75, 375,...

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the common difference of the sequence 2, -1, -4, -7,...?

-3

-1

-2

3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An arithmetic sequence is given below.


16, 13, 10, 7, ...


Which is the explicit formula for the nth term an?

an = -3n+19

an = -5n+13

an = 3n+13

an = -5n+20

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the 67th term of the following arithmetic sequence.


13, 22, 31, 40, ...

-445

67

625

607

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the 76th term of the following arithmetic sequence?


8, 14, 20, 26,...

76

452

458

476

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find a20 in the arithmetic sequence: (Hint: Find explicit formula first)

5, 12, 19, 26...

145

144

142

138

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the next three terms in the arithmetic sequence: -3, -8, -13, -18, ...

-20, -24, -28
-21, -25, -29
-23, -28, -33
-24, -29, -32

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