Question * Let a and b be two positive integers such that gcd(a, a² – b?) = 1. Then, - gcd(a + b, a² – ab + b²) = 1 only. gcd(a + b, ab) = 1 only. This option This option gcd(a, a – b) = 1 only. None of the choices This option This option

Advanced Engineering Mathematics
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ISBN:9780470458365
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Chapter2: Second-order Linear Odes
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Question *
Let a and b be two positive integers such that gcd(a, a² – b?) = 1. Then,
-
gcd(a + b, a² – ab + b²) = 1 only.
gcd(a + b, ab) = 1 only.
This option
This option
gcd(a, a – b) = 1 only.
None of the choices
This option
This option
Transcribed Image Text:Question * Let a and b be two positive integers such that gcd(a, a² – b?) = 1. Then, - gcd(a + b, a² – ab + b²) = 1 only. gcd(a + b, ab) = 1 only. This option This option gcd(a, a – b) = 1 only. None of the choices This option This option
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