Solution

prove

Solution

Solution steps
Use the Pythagorean identity:

Popular Examples

prove sin(4θ)=4sin(θ)cos(θ)cos(2θ)prove prove sin^9(x)=(1-cos^2(x))^4sin(x)prove prove csc^2(θ)=1-cot^2(θ)prove prove 1-cot(x)=sqrt((1-cot^2(x)))prove prove arccos(-x)=arccos(x)prove

Frequently Asked Questions (FAQ)

  • Is tan^2(2x)+1=sec^2(2x) ?

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