For this problem we're supposed to prove/verify that:
√((1-cosx)/(1+cosx)) = (1-cosx)/|sinx|
Also, if someone could explain why the sinx in the right side has to be absolute value, that would be appreciated. Thank you
For this problem we're supposed to prove/verify that:
√((1-cosx)/(1+cosx)) = (1-cosx)/|sinx|
Also, if someone could explain why the sinx in the right side has to be absolute value, that would be appreciated. Thank you