Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question
Transcribed Image Text:Choose the rational expression that simplifies to –1.
а — Ь
(а)
b — а
а —
(b)
- b
b — а
a + b
(с)
а — Ь
a - b
(d)
b + a
а — Ь
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