Cos ^2+ tan^2=1 do this

1.	Cos ^2+ tan^2=1 do this
Answer» ANSWER: Answer. The ANSWER2 are: x=kπ and π4+kπ . The EQUATION can be WRITTEN: cos2x+cos2xtan2x=1⇒cos2x+cos2xsin2xcos2x=1⇒cos2x+sin2x=1⇒sin2x+cos2x=1 .

Answer»

Answer. The ANSWER2 are: x=kπ and π4+kπ . The EQUATION can be WRITTEN: cos2x+cos2xtan2x=1⇒cos2x+cos2xsin2xcos2x=1⇒cos2x+sin2x=1⇒sin2x+cos2x=1 .

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Cos ^2+ tan^2=1 do this

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