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9. Sequences, Series, & Induction

Arithmetic Sequences

9. Sequences, Series, & Induction

Arithmetic Sequences

Multiple Choice
Find the general formula for the arithmetic sequence below. Without using a recursive formula, calculate the $30^{\th}$ term.
$\left\lbrace-9,-4,1,6,\ldots\right\rbrace$
Multiple Choice
Write a recursive formula for the arithmetic sequence.
$\left\lbrace8,2,-4,-10,\ldots\right\rbrace$
Practice
tdx-single - bdf3563a
Practice
tdx-single - 07ffa1ac
Practice
tdx-single - 74dceaae
Practice
tdx-single - 3d4eef62
Practice
tdx-single - dab3517f
Open Question
In Exercises 1–14, write the first six terms of each arithmetic sequence. a₁ = 200, d = 20
Open Question
In Exercises 1–14, write the first six terms of each arithmetic sequence. a1= -8, d=5
Open Question
In Exercises 1–14, write the first six terms of each arithmetic sequence. a1 = 300, d= -90
Open Question
In Exercises 1–14, write the first six terms of each arithmetic sequence. a1= 5/2, d = -1/2
Open Question
In Exercises 1–14, write the first six terms of each arithmetic sequence. an = an-1 +6, a₁ = −9
Open Question
In Exercises 1–14, write the first six terms of each arithmetic sequence. an = an-1 -10, a₁ = 30
Open Question
In Exercises 1–14, write the first six terms of each arithmetic sequence. an = an-1 -0.4, a₁ = 1.6
Open Question
In Exercises 12–15, write the first six terms of each arithmetic sequence. a1 = 3/2, d = -1/2