Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

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

Frequently Asked Questions (FAQ)

  • Is 1+tan^2(30)=sec^2(30) ?

    The answer to whether 1+tan^2(30)=sec^2(30) is True