Solution
Solution
Solution steps
Manipulating left side
Rewrite using trig identities
Use the basic trigonometric identity:
Simplify
We showed that the two sides could take the same form
Popular Examples
prove 1(-cos(2x))=2cos^2(x)prove-tan^2(x)=(tan^2(x)+1)(cos^2(x)-1)prove csc(x)tan(x)cos^2(x)=cos(x)prove sin(2x)cot(x)=2cos^2(x)prove sin(a)sin(b)=sin(a+b)
Frequently Asked Questions (FAQ)
Is (1-cos(2a))/(1+cos(2a))=tan^2(a) ?
The answer to whether (1-cos(2a))/(1+cos(2a))=tan^2(a) is True