Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

prove (1+cos(x))/(tan(x)+sin(x))=cot(x)prove prove 1-(sin(x)+cos(x))^2=-sin(2x)prove prove (tan^2(x)+1)/(tan^2(x))=csc^2(x)prove prove sin(7x)+sin(x)=2cos(3x)sin(4x)prove prove (csc(4x)-cot(4x))/(csc(4x)+cot(4x))=tan(2x)prove

Frequently Asked Questions (FAQ)

  • Is 1+tan^2(y)=sec^2(y) ?

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