Ch. 5 Sequences (Arithmetic or Geometric) No Equations

Front

What is an arithmetic sequence?

Back

An arithmetic sequence is a sequence of numbers in which the difference between consecutive terms is constant.

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CCSS.HSF.BF.A.2

Front

What is the common difference in an arithmetic sequence?

Back

The common difference is the fixed amount added to each term to get the next term in an arithmetic sequence.

Tags

CCSS.HSF.BF.A.2

Front

What is a geometric sequence?

Back

A geometric sequence is a sequence of numbers where each term after the first is found by multiplying the previous term by a fixed, non-zero number called the common ratio.

Tags

CCSS.HSF.BF.A.2

Front

What is the common ratio in a geometric sequence?

Back

The common ratio is the factor by which we multiply each term to get the next term in a geometric sequence.

Tags

CCSS.HSF.BF.A.2

Front

Identify the pattern: 2, 4, 6, 8, ...

Back

Add 2 to each term.

Tags

CCSS.HSF.BF.A.2

Front

Identify the pattern: 3, 9, 27, 81, ...

Back

Multiply each term by 3.

Tags

CCSS.HSF.BF.A.2

Front

What is the 5th term in the arithmetic sequence: 5, 10, 15, ...?

Back

The 5th term is 25.

Tags

CCSS.HSF.BF.A.2

Front

What is the 4th term in the geometric sequence: 2, 6, 18, ...?

Back

The 4th term is 54.

Tags

CCSS.HSF.BF.A.2

Front

Is the sequence 10, 7, 4, 1, ... arithmetic?

Back

Yes, the common difference is -3.

Tags

CCSS.HSF.BF.A.2

Front

Is the sequence 1, 2, 4, 8, ... geometric?

Back

Yes, the common ratio is 2.

Tags

CCSS.HSF.BF.A.2