Solution

prove

Solution

Solution steps
Manipulating left side
Rewrite using trig identities
We showed that the two sides could take the same form

Popular Examples

prove cos(4B)=1-8sin^2(B)+8sin^4(B)prove prove tan(θ)sin(θ)cos(θ)=sin^2(θ)prove prove tan(x)+1/(tan(x))= 2/(sin(2x))prove prove sin(pi/2-u)=cos(u)prove prove csc(θ)=(cot(θ))/(cos(θ))prove

Frequently Asked Questions (FAQ)

  • Is cos(4A)=8cos^4(A)-8cos^2(A)+1 ?

    The answer to whether cos(4A)=8cos^4(A)-8cos^2(A)+1 is True