Solution

prove

Solution

Solution steps
Use the basic trigonometric identity:

Popular Examples

prove sin^2(θ)+9cos^2(θ)+2cos(θ)=2prove prove cot^2(y)-cos^2(y)=cos^2(y)cot^2(y)prove prove 1-((cos^2(x)))/(1-sin(x))=-sin(x)prove prove (-3sin^2(2x))/2 =(3cos(4x))/4prove prove 8sin^4(θ)=cos(4θ)+4cos(2θ)-3prove

Frequently Asked Questions (FAQ)

  • Is cot(90)= 1/(tan(90)) ?

    The answer to whether cot(90)= 1/(tan(90)) is True