Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

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

Frequently Asked Questions (FAQ)

  • Is sin^2(A)+cos^2(A)=1 ?

    The answer to whether sin^2(A)+cos^2(A)=1 is True