Solution

prove

Solution

Solution steps
Use the basic trigonometric identity:

Popular Examples

prove cos(x)=sin(x)tan^2(x)cot^3(x)prove prove 7sin(7pi-x)=7sin(x)prove prove sin(-θ)+cos(-θ)=cos(θ)-sin(θ)prove prove sec(-θ)=-sec(θ)prove prove cot^2(x)=(cos^2(x))/(1-cos^2(x))prove

Frequently Asked Questions (FAQ)

  • Is 2/(cos(x))=2sec(x) ?

    The answer to whether 2/(cos(x))=2sec(x) is True