Solution

prove

Solution

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

Popular Examples

prove csc(x)sec(x)= 1/(sin(x)cos(x))prove csc(x)-cot(x)cos(x)= 1/(csc(x))prove csc(Θ)+sin(-Θ)=(cos^2(Θ))/(sin(Θ))prove csc(A)=(cos(2A))/(sin(A))+(sin(2A))/(cos(A))prove sin^2(θ)=1+cos^2(θ)

Frequently Asked Questions (FAQ)

  • Is cos(-2x)=cos(2x) ?

    The answer to whether cos(-2x)=cos(2x) is True