Arithmetic Sequence

Front

Define arithmetic sequences.

Back

A sequence whose terms change by adding the same number each time.

Front

What is the common difference in the sequence: 2, 5, 8, 11, ...?

Back

d = 3

Front

Which sequence is NOT an arithmetic sequence? -7, -13, -19, -25,...; -10, -6, -2, 2,..; 6, 8, 10, 12,...; 3, 15, 75, 375,...

Back

3, 15, 75, 375,...

Front

What is a₁ in the sequence: -6, -14, -22, -30, ...?

Back

-6

Front

Find the next two terms of the arithmetic sequence: 13, 19, 25.

Back

31 and 37

Front

What is the formula for the nth term of an arithmetic sequence?

Back

a_n = a₁ + (n-1)d

Front

If the first term a₁ is 4 and the common difference d is 2, what is a₅?

Back

a₅ = 4 + (5-1)2 = 12

Front

What is the common difference in the sequence: -34, -29, -24, -19, ...?

Back

d = 5

Front

Identify the first term in the sequence: 10, 15, 20, 25, ...

Back

10

Front

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

Back

50