7. Determine which of these positive integers are a) 1,5,7,11,13,17,19,21, 23,25, 29,31 b) 1,5, 7,11, 13,17,19,23, 25, 29,31,35 c) 2,3,5, 7,11,13,17,19,23, 29,31,37 d) 5,15, 25, 35, 45,55, 65, 75 e) 1,11,19,31,37,55,91 relatively prime to 36.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 51E
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7. Could you please choose the right answer ?
7. Determine which of these positive integers
a) 1,5,7,11, 13,17,19,21, 23, 25, 29,31
b) 1,5, 7,11, 13, 17,19, 23, 25, 29,31, 35
c) 2,3,5, 7,11,13,17,19,23,29,31,37
d) 5, 15, 25, 35, 45,55,65, 75
e) 1,11,19,31,37,55,91
are
relatively prime to 36.
Transcribed Image Text:7. Determine which of these positive integers a) 1,5,7,11, 13,17,19,21, 23, 25, 29,31 b) 1,5, 7,11, 13, 17,19, 23, 25, 29,31, 35 c) 2,3,5, 7,11,13,17,19,23,29,31,37 d) 5, 15, 25, 35, 45,55,65, 75 e) 1,11,19,31,37,55,91 are relatively prime to 36.
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