tan x cos x = ? . cos x a.) Express in terms of sines and cosines b.) Factor out the greatest common factor c.) Separate the quotient on the left side of the two terms d.) Apply the appropriate even-odd identity (MULTIPLE CHOICE) = sin x a.) Apply a reciprocal identity b.) Divide out the common factor c.) Apply a Pythagorean identity d.) Apply a quotient identity e.) Apply the appropriate even-odd identity (MULTIPLE CHOICE)
tan x cos x = ? . cos x a.) Express in terms of sines and cosines b.) Factor out the greatest common factor c.) Separate the quotient on the left side of the two terms d.) Apply the appropriate even-odd identity (MULTIPLE CHOICE) = sin x a.) Apply a reciprocal identity b.) Divide out the common factor c.) Apply a Pythagorean identity d.) Apply a quotient identity e.) Apply the appropriate even-odd identity (MULTIPLE CHOICE)
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 68E
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tan x cos x = ? - cos x
= sin x
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To verify the identity, start with the more complicated side and transform it to look like the other side.
Choose the correct transformations and transform the expression at each step.
a.) Express in terms of sines and cosines
b.) Factor out the greatest common factor
c.) Separate the quotient on the left side of the two terms
d.) Apply the appropriate even-odd identity
(MULTIPLE CHOICE)
a.) Apply a reciprocal identity
b.) Divide out the common factor
c.) Apply a Pythagorean identity
d.) Apply a quotient identity
e.) Apply the appropriate even-odd identity
(MULTIPLE CHOICE)
8
KX
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