Assume that a and b are both integers and that a ? 0 and b

Chapter 4, Problem 9E

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QUESTION:

Assume that a and b are both integers and that \(a \neq 0\) and \(b \neq 0\). Explain why (b − a)/ \(a b^{2}\) must be a rational number

Text Transcription:

a neq 0

b neq 0

ab^2

Questions & Answers

QUESTION:

Assume that a and b are both integers and that \(a \neq 0\) and \(b \neq 0\). Explain why (b − a)/ \(a b^{2}\) must be a rational number

Text Transcription:

a neq 0

b neq 0

ab^2

ANSWER:

SOLUTION
Step 1

Assume that ‘a’  and  ‘b’ are  nonzero integers.

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