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Помогите пожалуйста
y= sinx/cosx ; y=?

Помогите пожалуйста y= sinx/cosx ; y=?-example-1

1 Answer

6 votes

Answer:


(1)/(cos^2x)

Explanation:


y'=((sinx)'*cosx-(cosx)'*sinx)/(cos^2x)=(1)/(cos^2x).

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