Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

prove cos^2(7θ)-sin^2(7θ)=cos(14θ)prove sin^4(x)-(3/(4*sin^2(x)))+1=1prove arccot(x)=tan(x)prove cot(θ)+tan(θ)=sec(θ)+csc(θ)prove 2sin(θ)+sin(2θ)=0

Frequently Asked Questions (FAQ)

  • Is 1+tan^2(B)=sec^2(B) ?

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