If sin(x + y) – sin(x – y) = 2f(x) sin y, then f(x) is equal to C. tan x D. cos? x A. sin c В. cos x

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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If sin(x+y)-sin(x-y)=2f(x) sin y, then f(x) is equal to?

If sin(x + y) – sin(x – y) = 2f(x) sin y, then f(x) is equal to
C. tan x
D. cos? x
A. sin c
B. cos x
Transcribed Image Text:If sin(x + y) – sin(x – y) = 2f(x) sin y, then f(x) is equal to C. tan x D. cos? x A. sin c B. cos x
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