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 cos^2(2x)+4sin^2(x)cos^2(x)=1prove cos(x)(sec(x)-1)=1-cos(x)prove 3sec^2(330)tan(330)=4tan(330)prove (sin(x))(cot(x))=(cos(x))prove-2sin(x)cos(x)=-sin(2x)
Frequently Asked Questions (FAQ)
Is (cot(θ)-tan(θ))/(cot(θ)+tan(θ))=cos(2θ) ?
The answer to whether (cot(θ)-tan(θ))/(cot(θ)+tan(θ))=cos(2θ) is True