Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

prove (csc^2(x)-1)sin(x)=cot(x)cos(x)prove prove tan(x)(csc^2(x)-1)=cot(x)prove prove 1-cos^2(x)=sin^2(x)prove prove cot(x)(1-cos^2(x))= 1/2 sin(2x)prove prove (sec^2(t))/(tan(t))=sec(t)csc(t)prove

Frequently Asked Questions (FAQ)

  • Is cos^2(θ)=1-sin^2(θ) ?

    The answer to whether cos^2(θ)=1-sin^2(θ) is True