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 cos(x)+sin(x)=tan(x)+1prove csc(2θ)=((csc(θ)sec(θ)))/2prove (sin(a)+cos(a))/(cos(a))=tan(a)+1prove cos(5*pi)=-1prove cos(7a)+cos(a)=2cos(4a)cos(3a)

Frequently Asked Questions (FAQ)

  • Is sin(-3x)=-sin(3x) ?

    The answer to whether sin(-3x)=-sin(3x) is True