Solution

prove

Solution

Solution steps
Manipulating left side
Express with sin, cos
We showed that the two sides could take the same form

Popular Examples

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Frequently Asked Questions (FAQ)

  • Is cos^2(x)(sec(x)+1)^2=(1+cos(x))^2 ?

    The answer to whether cos^2(x)(sec(x)+1)^2=(1+cos(x))^2 is True