Sequences Quiz

If f(1) = 15 and f(2) = 3, what type of sequence do I have?

• cannot determine

• geometric

• arithmetic

• quadratic

Tags

CCSS.HSF.BF.A.2

What is the explicit formula for an arithmetic sequence with a 1st term of 512?

• b. y(x) = 512 - 9x

• c. g(m) = 512m + 11

• d. f(n) = 512 + 2.5n - 1

Tags

CCSS.HSF.BF.A.2

Which of the following represents the recursive representation of the price for each 5 dolls purchased with a 4% discount? Each doll sells for $40.

• a. f(1) = 200; f(n) = .04f(n − 1)

Tags

CCSS.HSF.IF.A.3

Find the common ratio given the table representing a geometric sequence on the left:

• a. 1.38

• b. 1.30

• c. 2.76

• d. 1.69

Tags

CCSS.HSF.BF.A.2

Choose all of the word problems that would require a "0 term"?

• a. I start with $450 in my account and make 5% interest every year.

• b. I have ordered Olympic running medal winners by their times.

• c. I throw a rock into a pool of water. I want to know the circumference of the circle created after a certain amount of time.

• d. I record the number of bricks I've created.

Tags

CCSS.HSF.LE.B.5

Classify the following function representing a sequence:

m(1) = 3; m(n) = 2⋅m(n-1)

• Explicit arithmetic

• Recursive arithmetic

• Explicit geometric

• Recursive geometric

Tags

CCSS.HSF.IF.A.3

Some radioactive material decays at a rate of .05% per year.

What is the common ratio for the sequence this could represent?

• 0.95

• 0.9995

• .0005

• .5

Tags

CCSS.HSF.BF.A.2

f(4) = 33 and f(10) = 57. Write a recursive rule for this if the sequence is arithmetic.

• f(1) = 33

  f(n) = f(n-1) + 4

• f(n) = 21 + 4(n-1)

• f(1) = 21

  f(n) = f(n-1) + 4

• f(n) = f(1) + 4

Tags

CCSS.HSF.IF.A.3

• The common difference is 5

• The first term would be 15

• The common ratio is 3

• The common ratio is 5

Tags

CCSS.HSF.BF.A.2

If a geometric sequence has a second term of 4 and a seventh term of 972, what is the common ratio?

• 3

• 5

Tags

CCSS.HSF.BF.A.2