Algebra 1 Semester 1 Review

Front

What is a common ratio in a geometric sequence?

Back

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

Front

Identify the common ratio of the sequence: 4, -16, 64, -256.

Back

r = -4

Front

What is an arithmetic sequence?

Back

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

Front

What is the common difference in the sequence: -19, -15, -11, -7, -3?

Back

The common difference is 4.

Front

How do you find the nth term of an arithmetic sequence?

Back

Front

What is the formula for the nth term of a geometric sequence?

Back

Front

Find the 26th term in the arithmetic sequence: -15, -35, -55, -75.

Back

The 26th term is -515.

Front

What is a common difference in an arithmetic sequence?

Back

The common difference is the constant amount added to each term to get the next term.

Front

Identify the type of sequence: 3, 7, 11, 15, 19.

Back

This is an arithmetic sequence with a common difference of 4.

Front

Back

The first four terms are 800, 200, 50, 12.5.