Solution
Solution
Solution steps
Manipulating left side
Rewrite using trig identities
We showed that the two sides could take the same form
Popular Examples
prove cos(x)+cot(x)+sin(x)=csc(x)prove sin(pi/4)+cos(pi/4)=sqrt(2)prove cos(-θ)csc(-θ)tan(-θ)=1prove cos(θ)(tan(θ)-tan(θ/2))=tan(θ/2)prove sec(x)-2tan(x)=0
Frequently Asked Questions (FAQ)
Is cos(6x)+cos(2x)=2cos(4x)cos(2x) ?
The answer to whether cos(6x)+cos(2x)=2cos(4x)cos(2x) is True