Solution
prove
Solution
Solution steps
Manipulating left side
Rewrite using trig identities
Manipulating right side
Expand
We showed that the two sides could take the same form
Popular Examples
prove 1/(sin(x)cot(x))=sec(x)prove prove csc(θ)+sin(θ)=(2-cos^2(θ))/(sin(θ))prove prove cos^2(x)=1-sin(x)*cos(x)*tan(x)prove prove sin^2(x)=((cos(2x)-2))/(-4)prove prove cot^2(x) 1/(csc(x))=csc^2(x)prove
Frequently Asked Questions (FAQ)
Is cos(3x)=cos(x)(4cos^2(x)-3) ?
The answer to whether cos(3x)=cos(x)(4cos^2(x)-3) is True