maryr63 maryr63

30-12-2018
Mathematics

contestada

is this equation an identity? tanx=sinx/cos x

Respuesta :

30-12-2018

yes........its an identity

Answer Link

altavistard altavistard

30-12-2018

Answer:

yes

Step-by-step explanation:

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

Answer Link

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