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 cos^2(2x)= 1/2 (1+cos(4x))prove (csc^2(x)-1)/(cot(x))= 1/(tan(x))prove sin(4x)=8sin(x)cos(3x)-4sin(x)cos(x)prove arccsc(x)=sin(x)prove (1-tan^2(θ))^2=sec^2(θ)-4tan^2(θ)

Frequently Asked Questions (FAQ)

  • Is 4sin(x)cos(x)=2sin(2x) ?

    The answer to whether 4sin(x)cos(x)=2sin(2x) is True