Solution

prove

Solution

Solution steps
Manipulating left side
Express with sin, cos
We showed that the two sides could take the same form

Popular Examples

prove cos(3θ)=cos^3(θ)-3sin^2(θ)cos(θ)prove prove (sin(x)+cos(x))^2=1+sin^2(x)prove prove cos^2(B)-sin^2(B)=2cos^2(B)-1prove prove 1/(1+sin(x))=(1-sin(x))/(cos^2(x))prove prove csc^2(x)cos^2(x)= 1/(tan^2(x))prove

Frequently Asked Questions (FAQ)

  • Is sin(a)cot(a)=cos(a) ?

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