following on from Prove It's good post,
in terms of the substitution you are working with,
If we write this as
thank you all for your help.
Hi Prove it,
your trigonometric approach is almost clear to me. There is one thing which I don't completely get.
How do you get from this step sqrt((1/4)^2-(1/4sin (theta))^2) to 1/4 sqrt(1-sin^2(theta))?
Hi Prove it
Could you explain how you get from
Check my edit.