Solution
Solution
Solution steps
Manipulating left side
Refine
We showed that the two sides could take the same form
Popular Examples
prove cos^2(x)+cot^2(x)=cos^2(x)cot^2(x)prove sec^2(x)sin^2(x)= 1/(cot^2(x))prove (csc(θ))/(1+tan(θ))=cot^2(θ)prove-(-1+sin^2(θ))/(sin^2(θ))=cot^2(θ)prove cos(2A+A)=-3cos(A)+4cos^3(A)
Frequently Asked Questions (FAQ)
Is cos(pi)=-1 ?
The answer to whether cos(pi)=-1 is True