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 tan(x)(csc^{(2)}(x)-1)=cot(x)prove (sin^4(x)-1)/(cos^2(x))=cos^2(x)-2prove csc(x)tan(x)= 1/(cos(x))prove sin(x+y)sin(x-y)=sin(2x)-sin(2y)prove sin((5pi)/6)= 1/2

Frequently Asked Questions (FAQ)

  • Is sin(2x)-cos(2x)=1-2cos(2x) ?

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