Solution

prove

Solution

Solution steps
Manipulating right side
Rewrite using trig identities
Use the Pythagorean identity:
We showed that the two sides could take the same form

Popular Examples

prove 2cot(2x)=cot(x)-tan(x)prove cos(pi/2+x)=-sin(x)prove cos(x)=cos(-x)prove 1/(cot(x)+1)+1/(tan(x)+1)=1prove csc(x)tan(x)=sec(x)

Frequently Asked Questions (FAQ)

  • Is 1=sec^2(2x)-tan^2(2x) ?

    The answer to whether 1=sec^2(2x)-tan^2(2x) is True