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Lesson 7 Practice Problems Problem Statement
A sequence is de ned by
for
.
a. Explain why . b. Explain why
c. Write a closed form expression for
Solution
.
.
a. Each term is 5 less than the previous term so is .
b. Each term is 5 less than the previous term, and $f(3) is three terms after f(0), so 5 must be subtracted 3 times.
c.
Problem Statement
A sequence is de ned by sequence.
Solution
Problem Statement
An arithmetic sequence, starts 84, 77, ...
a. Write a recursive de nition for the sequence.
b. Write a closed form de nition for the sequence.
Solution
a. for b.
Problem Statement
A sequence is de ned by sequence.
Solution
. Write a closed form de nition for this
. Write a closed form de nition for this
Unit 1 Lesson 7 Practice Problems
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