Solution

prove

Solution

Solution steps
Use the basic trigonometric identity:

Popular Examples

prove cos(2x)=sin(2x)prove prove cos(4x)+4cos(2x)+3=8cos^2(x)prove prove (3sin^2(2x))/2 =(3cos(4x))/4prove prove 1-2sin^2(x)=2cos^2(x)prove prove cos(θ)=3prove

Frequently Asked Questions (FAQ)

  • Is tan(a)=((sin(a)))/(cos(a)) ?

    The answer to whether tan(a)=((sin(a)))/(cos(a)) is True