Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

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

Frequently Asked Questions (FAQ)

  • Is csc^2(x)-cot^2(x)=1 ?

    The answer to whether csc^2(x)-cot^2(x)=1 is True