Solution

prove

Solution

Solution steps
Manipulating left side
Use the negative angle identity:
Simplify
We showed that the two sides could take the same form

Popular Examples

prove tan^2(x)+2=sec^2(x)+1prove tan^2(t)sin^2(t)=tan^2(t)-sin^2(t)prove 8sin^2(θ)+9cos^2(θ)=8+cos^2(θ)prove sec^2(x)+tan^2(x)=1+2tan^2(x)prove cot(x+pi)=cot(x)

Frequently Asked Questions (FAQ)

  • Is prove-sin(-x)=sin(x) ?

    The answer to whether prove-sin(-x)=sin(x) is True