Solution
prove
Solution
Solution steps
Show that the two sides are not equal
Popular Examples
prove (cot(x))/(sin(x))=1prove prove 7sec(θ)=(7sec(θ)-7)/(1-cos(θ))prove prove 2tan(x)sin(x)-3cos(x)=2prove prove (1-(cos(-x)))/(sec(-x)-1)=cos(x)prove prove (sqrt(2))/2 csc(x)-1=0prove
Frequently Asked Questions (FAQ)
Is cos(α+β)-cos(α-β)=-2sin(α)cos(β) ?
The answer to whether cos(α+β)-cos(α-β)=-2sin(α)cos(β) is False