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(θ)=cot(θ)sin^2(θ)csc(θ)prove prove (cos(x)cot(x))/(1-sin(x))=csc(x)+1prove prove (1-cos^2(A))(1+cot^2(A))=1prove prove 4cos^2(x)+cos(2x)=5-6sin^2(x)prove prove (sin^2(2x))/4 =sin^2(x)cos^2(x)prove

Frequently Asked Questions (FAQ)

  • Is 2cos^2(x)-cos(x)-1=0 ?

    The answer to whether 2cos^2(x)-cos(x)-1=0 is False