Arithmetic Sequences (via Linear Functions)

Front

Define arithmetic sequences.

Back

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

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

Find the common difference: -34, -29, -24, -19,...

Back

d = 5

Front

Find the 46th term of the arithmetic sequence 3, 8, 13, 18, 23,...

Back

228

Front

Which variable from the Arithmetic Sequence is NOT seen in the Slope-Intercept form of the same equation? a1; d; an; n

Back

a1

Front

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

Back

an = a1 + (n-1)d

Front

If the first term of an arithmetic sequence is 5 and the common difference is 3, what is the 10th term?

Back

32

Front

What is the common difference in the sequence 10, 15, 20, 25,...?

Back

d = 5

Front

How do you find the sum of the first n terms of an arithmetic sequence?

Back

S_n = n/2 * (a1 + an)

Front

What is the 5th term of the arithmetic sequence defined by a1 = 2 and d = 4?

Back

18