Exploring Formulas for Arithmetic and Geometric Sequences

What type of sequence is identified in part A?

• Fibonacci

• Arithmetic

• Harmonic

• Geometric

What operation is performed to move from one term to the next in a geometric sequence?

• Division

• Multiplication

• Subtraction

• Addition

In part A, what remains constant across all terms of the sequence?

• Numerator

• Denominator

• Neither numerator nor denominator

• Both numerator and denominator

How is the explicit formula for the geometric sequence in part A derived?

• By adding a constant

• By dividing by a constant

• By multiplying by a constant

• By subtracting a constant

What is the base of the exponent in the explicit formula for the geometric sequence in part A?

• 7

• N

• 1

• 2

What is the common difference in the arithmetic sequence of part B?

• 0.1

• -2.9

• 3

• -3

What signifies an arithmetic sequence?

• Constant multiplication

• Common ratio

• Constant division

• Common difference

In the arithmetic sequence of part B, what is the initial term?

• 6.1

• -2.9

• 3.1

• 0.1

How is the first term of a sequence denoted in recursive formulas?

• a sub 2

• a sub n minus 1

• a sub 1

• a sub n

How does the recursive formula for an arithmetic sequence determine subsequent terms?

• By dividing the common ratio

• By adding the common ratio

• By subtracting the common difference

• By multiplying the common difference