Solution

prove

Solution

Solution steps
Manipulating left side
Use the negative angle identity:
We showed that the two sides could take the same form

Popular Examples

prove tan(θ+pi)=tan(θ)prove cos(pi/6)=(sqrt(3))/2prove sin(10θ)=2sin(5θ)cos(5θ)prove sin(x)=cos(pi/2-x)prove (sin(x))/(cot(x))=sec(x)-cos(x)

Frequently Asked Questions (FAQ)

  • Is tan(-θ)=-tan(θ) ?

    The answer to whether tan(-θ)=-tan(θ) is True