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16-02-2022
Mathematics

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TRIG IDENTITIES:
1 - (cos^2x / 1+sinx)

A. -cos^2x
B. cosx
C. sinx

TRIG IDENTITIES1 cos2x 1sinx A cos2x B cosx C sinx class=

Respuesta :

goddessboi goddessboi

16-02-2022

Answer:

C) [tex]sinx[/tex]

Step-by-step explanation:

[tex]1-\frac{cos^2x}{1+sinx}\\\\1-\frac{1-sin^2x}{1+sinx}\\ \\1-\frac{(1+sinx)(1-sinx)}{1+sinx}\\\\1-(1-sinx)\\\\sinx[/tex]

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