Solution
Solution
Solution steps
Manipulating left side
Express with sin, cos
Rewrite using trig identities
Use the basic trigonometric identity:
We showed that the two sides could take the same form
Popular Examples
prove sin^2(x)+cos(2x)=cos(x)prove tan((2pi)/3)=(sqrt(243/4))/(-9/2)prove sec(y)sec(y)=1prove sin(α+β)-sin(α-β)=2cos(α)sin(β)prove (1-cos(2a))/(1+cos(2a))=tan^2(a)
Frequently Asked Questions (FAQ)
Is sin(2a)+cos(2a)cot(2a)=csc(2a) ?
The answer to whether sin(2a)+cos(2a)cot(2a)=csc(2a) is True