Geometric Sequence and Means

________ are numbers between any two given terms of a geometric sequence.

In a geometric sequence 4, 8, 16, 32, 64. 4 and 64 in called ________

What is the common ratio of a geometric sequence 25,175, 1225,8575,...

• -7

• 7

• $\frac{1}{7}$

• $-\frac{1}{7}$

What kind of sequence is -1, -3, -9, -27, ...?

• Arithmetic Sequence

• Geometric Sequence

To find the common ratio _____  consecutive terms

What is the common ratio in the geometric sequence 12, 36, 108, 324,...?

• $-\frac{1}{3}$

• $\frac{1}{3}$

• 3

• -3

Fill in the blank to make the sequence be geometric. 12, 36, 108, 324,______, 2916

Which term of the geometric sequence 9, 54, 324, ... is 419 904?

• 4th term

• 5th term

• 6th term

• 7th term

What is the 8th term of a geometric sequence 5, -10, 20, ...?

• 540

• -540

• 640

• -640

The first term of a geometric sequence is 8 and the second term is 32, find the fifth term.

• 2046

• 2048

• 2050

• 2052