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 (cot(x)+tan(x))cos(x)=csc(x)prove cos(-(5pi)/4)=cos((3pi)/4)prove sqrt(cos^2(2x)+1+sin(2))=2prove sin(3x)=2*sin((3x)/2)*cos((3x)/2)prove (cot(x)+tan(x))^2=sec^2(x)csc^2(x)

Frequently Asked Questions (FAQ)

  • Is cos(1/3 pi)=cos(-1/3 pi) ?

    The answer to whether cos(1/3 pi)=cos(-1/3 pi) is True