Solution
Solution
Solution steps
Manipulating right side
Rewrite using trig identities
We showed that the two sides could take the same form
Popular Examples
prove csc(-x)-sin(-x)=cos(x)cot(x)prove cos(20pi-x)+sin((83pi)/2+x)=0prove 1/(cot(a)+tan(a))=sin(a)cos(a)prove sin(x)sin(2x)+cos(x)cos(2x)=cos(x)prove 45-25sin(-120pit)=45+25sin(120pit)
Frequently Asked Questions (FAQ)
Is 5sec^2(x)+4=9sec^2(x)-4tan^2(x) ?
The answer to whether 5sec^2(x)+4=9sec^2(x)-4tan^2(x) is True