Solution
prove
Solution
Solution steps
Manipulating right side
Rewrite using trig identities
Use the Double Angle identity:
Simplify
We showed that the two sides could take the same form
Popular Examples
prove sin(t)csc(pi/2-t)=tan(t)prove (tan(x))/(csc(x))=sec(x)-cos(x)prove (cos(2x))/(sin(x))=cos(x)cot(x)-sin(x)prove cot^2(2x)+cos^2(2x)+sin^2(2x)=csc^2(2x)prove 25sec^2(5x)=25+(5tan(5x))^2
Frequently Asked Questions (FAQ)
Is sin(8x)=2sin(4x)cos(4x) ?
The answer to whether sin(8x)=2sin(4x)cos(4x) is True