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Vhich of the following IS an identity? sin( – x) = cos(90° – x) 1 O tan( – x) cot(90° – x) O sin(x)cos( – x) = sin( – x)cos(x) O cos( – x) = sin(90° – x)

Vhich of the following IS an identity? sin( – x) = cos(90° – x) 1 O tan( – x) cot(90° – x) O sin(x)cos( – x) = sin( – x)cos(x) O cos( – x) = sin(90° – x)

Calculus: Early Transcendentals
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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01+ csc (x) = cot(x) 1 O cos(x) = sec(x) sec²(x) – tan (x) = 1 O sin? (x) = 1 – cos² æ - Which of the following IS an identity? sin( - a) = cos(90° – x) 1 O tan( – x) = cot(90° – x) sin(æ)cos( – x) = sin( – æ)cos(x) O cos( – æ) = sin(90° – x) -
Transcribed Image Text:01+ csc (x) = cot(x) 1 O cos(x) = sec(x) sec²(x) – tan (x) = 1 O sin? (x) = 1 – cos² æ - Which of the following IS an identity? sin( - a) = cos(90° – x) 1 O tan( – x) = cot(90° – x) sin(æ)cos( – x) = sin( – æ)cos(x) O cos( – æ) = sin(90° – x) -
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