Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

prove cot(a)sec(a)=csc(a)prove tan(x/2)+cot(x/2)=2csc(x)prove sin((3pi)/2+x)=-cos(x)prove sec(u)+tan(u)=(cos(u))/(1-sin(u))prove cos(x-pi/6)-cos(x+pi/6)=sin(x)

Frequently Asked Questions (FAQ)

  • Is cot^2(x)-csc^2(x)=-1 ?

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