Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

prove cot(x)sin(x)-cos^2(x)sec(x)=0prove prove (cos(3x))/(cos(x))=4cos^2(x)-3prove prove (1-cos(2θ))/2 =sin^2(θ)prove prove (sec(θ)+tan(θ))(1-sin(θ))=cos(θ)prove prove (csc^4(x)-1)/(cot^2(x))=2+cot^2(x)prove

Frequently Asked Questions (FAQ)

  • Is tan^2(θ)-sec^2(θ)=-1 ?

    The answer to whether tan^2(θ)-sec^2(θ)=-1 is True