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3 votes
Is this equation an identity? tanx=sinx/cos x

User Sinetheta
by
8.4k points

2 Answers

7 votes

Answer:

yes

Explanation:

tan x = sin x / cos x is both a definition and an identity; it is always true.

User Vocasle
by
7.7k points
4 votes
yes........its an identity

User Cognitive Hazard
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