Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

prove cot^2(x)(1-cos^2(x))=cos^2(x)prove prove sec^2(θ)=1+tan^2(θ)prove prove 1+tan^2(30)=sec^2(30)prove prove (sin(x))^2-(sec(x))(sin(x))^3=-1prove prove sec^4(x)-tan^4(x)=2sec^2(x)-1prove

Frequently Asked Questions (FAQ)

  • Is sec^2(2x)-tan^2(2x)=1 ?

    The answer to whether sec^2(2x)-tan^2(2x)=1 is True