Geometric Sequences Practice Easy

Find the next three terms for the geometric sequence:
64, 16, 4,...

• 0, -4, -8

• 1, ¼, 1/16

• 1, -3, -7

• cannot be determined

Tags

CCSS.HSF.BF.A.2

Find the common ratio for the geometric sequence:
64, 16, 4,...

• 4

• -4

• ¼

• -¼

Tags

CCSS.HSF.BF.A.2

Write the recursive rule for the geometric sequence:
64, 16, 4,...

• a₁ = 64; a_n = a_n-1 - ¼

• a₁ = 4; a_n = 4(a_n-1)

• a₁ = 64; a_n = 4(a_n-1)

• a₁ = 64; a_n =   1/4(a_n-1)

Tags

CCSS.HSF.BF.A.2

Find the next three terms for the geometric sequence:
2, -12, 72, ...

• 432, 2592, 15,552

• -432, 2592, -15,552

• 3672, 25,272, 154,872

• cannot be determined

Tags

CCSS.HSF.BF.A.2

• initial value

• increment

• starting point

• change rate

• common ratio

• opens up/down

• distance

• slope

• first term

• common difference

Tags

CCSS.HSF.BF.A.2

Determine the common ratio for the geometric sequence:
2, -12, 72, ...

• 6

• -⅙

• -6

• ⅙

Tags

CCSS.HSF.BF.A.2

Write the explicit rule for the geometric sequence:
2, -12, 72, ...

• a_n = 72(-6)^n-1

• a_n = 2(-6)^n-1

• a_n = 2(6)^n-1

• a_n = 72(-6)^n-1

Tags

CCSS.HSF.BF.A.2

Find the eighth term of a geometric sequence for which a₃ = 224 and r = -½.

• -28

• -112

• 56

• -7

Tags

CCSS.HSF.BF.A.2

Find the first four terms of the sequence given the rule:
a₁ = 10: a_n = a_n-1(3)

• 3, 9, 27, 81

• 10, 30, 90, 270

• 10, 13, 16, 19

• 30, 90, 270, 810

Tags

CCSS.HSF.BF.A.2

Find the first four terms of the sequence given the rule:
a_n = 4(5)^n-1

• 20, 100, 500, 2500

• 5, 20, 80, 320

• 4, 20, 100, 500

• 4, 9, 14, 19

Tags

CCSS.HSF.BF.A.2