Find a formula for the nth term of the sequence below. 7, -7,7,7,7, ... Choose the correct answer below. O A. O B. O C. O D. an = 7(-1)^, n ≥ 1 a₁ = −7+1, ²1 a₁ = 7(−1)n +1¹, n ≥1 an = -7", n≥1
Find a formula for the nth term of the sequence below. 7, -7,7,7,7, ... Choose the correct answer below. O A. O B. O C. O D. an = 7(-1)^, n ≥ 1 a₁ = −7+1, ²1 a₁ = 7(−1)n +1¹, n ≥1 an = -7", n≥1
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Find a formula for the nth term of the sequence below.
7, -7, 7, -7, 7, ...
Choose the correct answer below.
O A.
O B.
O C.
an = 7(-1)^, n ≥ 1
a₁ = −7+1, n≥1
a₁ = 7(-1)+1, n²1
OD. a = - 7", n²1
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