Write (I use in stead of for a moment):
And also write:
Try to continue with this.
Hi,
I've been playing around with this thing for hours trying to get it to work and have made no progress ;\. anyone know how to do this?
Prove that for all angles θ,
tan(θ)^2/sin(θ)^2=1+tan(θ)^2
any help would be much appreciated,
thanks,
Coukapecker