Geometric Finding Nth Term

What do you call a sequence in which a succeeding term is obtained after multiplying the preceding term by a constant number

• arithmetic

• geometric

• fibonacci

• harmonic

What do you call the constant that is multiplied by the preceding term to get the next term in a geometric sequence?

• common ratio

• common difference

• common distance

• common factor

What must be done to find the common ratio in a geometric sequence?

• multiply any term by its preceding term

• divide any term by its preceding term

• add any term by its preceding term

• subtract any term by its preceding term

Given the sequence below, what is a₂?

• 4

• 2

• 1

• 1/2

Given the sequence, what is the common ratio?

• 4

• 2

• 1

• 1/2

If three geometric means are inserted between 1 and 256, find the third geometric mean.

• 64

• 32

• 16

• 4

Find the 10th term of the following geometric sequence

5, 20, 80, 320, ...

• 81 920

• 327 680

• 1 310 720

• 5 242 880

Find the seventh term of a geometric sequence where the third is 18 and the common ratio is 3.

• A.  162

• B. 486

• C. 1458

• D. 4374

5. Find the 5th term of a geometric sequence 4 , -8 , 16, ...?

• A.  128

• B. 124

• C. 108

• D. 64

Find the 9th term of the geometric sequence :

• A.   768

• B.   786

• C.  796

• D.  1536