Solution

prove

Solution

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

Popular Examples

prove cos^2(2θ)-sin^2(2θ)=2cos^2(2θ)-1prove csc(x)*cos^2(x)+sin(x)=csc(x)prove cos(2u)=2cos^2(u)-1prove tan(2x)(1-tan^2(x))=2tan(x)prove csc(x)-cos(x)*cot(x)=sin(x)

Frequently Asked Questions (FAQ)

  • Is tan(-x)=tan(x) ?

    The answer to whether tan(-x)=tan(x) is False