Solution

prove

Solution

Solution steps
Show that the two sides are not equal
For plug in
Refine to a decimal form
The two sides are not equal

Popular Examples

prove cos^2(x)-sin^2(x)+1=2cos^2(x)prove-2sin(2x+pi)=-2sin(2x-pi)prove 2sin(a+b)sin(a-b)=cos(2b)-cos(2a)prove 1/(sin(x))=2prove 5sec^2(x)=5sec^2(-x)

Frequently Asked Questions (FAQ)

  • Is (sin(2θ))/(sin(θ))=2 ?

    The answer to whether (sin(2θ))/(sin(θ))=2 is False