Solution

prove

Solution

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

Popular Examples

prove arccos(-x)=arccos(x)prove cos(90-x)=sin(x)prove sin((7pi)/6+x)-cos((2pi)/3+x)=0prove tan(u)(csc(u)-sin(u))=cos(u)prove 1-2sin^2(x)+sin^4(x)=cos^4(x)

Frequently Asked Questions (FAQ)

  • Is 1-cot(x)=sqrt((1-cot^2(x))) ?

    The answer to whether 1-cot(x)=sqrt((1-cot^2(x))) is False