Solution

prove

Solution

Solution steps
Use the basic trigonometric identity:

Popular Examples

prove (sin(2θ))/(sin(4θ))= 1/2 sec(2θ)prove cosh^{(2)}(x)-sinh^{(2)}(x)=1prove sin(2x)-cos(2x)=1-2cos(2x)prove tan(x)(csc^{(2)}(x)-1)=cot(x)prove (sin^4(x)-1)/(cos^2(x))=cos^2(x)-2

Frequently Asked Questions (FAQ)

  • Is sec(2x)= 1/(cos(2x)) ?

    The answer to whether sec(2x)= 1/(cos(2x)) is True