Cupxake Cupxake

01-08-2017
Mathematics

contestada

Use basic identities to simplify the expression.
cos θ - cos θ sin2θ

Respuesta :

mreijepatmat mreijepatmat

02-08-2017

cos Ф - cos Ф.sin² Ф

sin² Ф = 1 - cos² Ф
cos Ф - cos Ф( 1-cos² Ф) = cos Ф - cos Ф - cos³ Ф = cos³ Ф

cos Ф - cos Ф.sin² Ф = cos³ Ф

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siegelnoah9 siegelnoah9

18-11-2019

Answer:

answer is cos ^3 0

Step-by-step explanation:

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