Solution
Solution
Solution steps
Manipulating left side
Express with sin, cos
Rewrite using trig identities
We showed that the two sides could take the same form
Popular Examples
prove sin(x)sin(2x)+cos(x)cos(2x)=cos(x)prove 45-25sin(-120pit)=45+25sin(120pit)prove (cot^2(x)-1)/(cot^2(x)+1)=cos(2x)prove cos^2(x)-sin^2(y)=1-2sin^2(y)prove sin(x)+(cos^2(x))/(sin(x))=csc(x)
Frequently Asked Questions (FAQ)
Is 1/(cot(a)+tan(a))=sin(a)cos(a) ?
The answer to whether 1/(cot(a)+tan(a))=sin(a)cos(a) is True