an identity is an equation that is true for all the allowed values of the variable. Use what you know about trigonometric ratios to show the equation is an identity. tan x = sin x/cos x
an identity is an equation that is true for all the allowed values of the variable. Use what you know about trigonometric ratios to show the equation is an identity. tan x = sin x/cos x
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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an identity is an equation that is true for all the allowed values of the variable. Use what you know about trigonometric ratios to show the equation is an identity.
tan x = sin x/cos x
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