(√((1/2)−(1/2)(√((1/2)+(1/2)cos 𝛂)))) (Π<𝛂<2Π)


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Question Number 157575 by quvonch3737 last updated on 24/Oct/21

$\sqrt{\frac{1}{2} - \frac{1}{2} \sqrt{\frac{1}{2} + \frac{1}{2} \cos α}}$ $(Π < α < 2 Π)$
Commented by mr W last updated on 24/Oct/21

$t h i s i s n o t a q u e s t i o n!$ $b e s i d e s i f y o u a s k f o r h e l p a n d o t h e r$ $p e o p l e h a v e h e l p e d y o u, y o u s h o u l d$ $a t l e a s t g i v e a f e e d b a c k .$
Commented by quvonch3737 last updated on 24/Oct/21

$n o ? ? ?$
Commented by mr W last updated on 25/Oct/21

$w h a t d o y o u m e a n w i t h ‘ ‘ n o ? ? ?^{″} ?$ $i f y o u m e a n i {d i d n}^{'} t s a y t h e t r u e,$ $d i d y o u r e s p o n s e t o a n s w e r i n$ $Q 157379 ? d i d y o u r e s p o n s e t o$ $a n s w e r t o t h i s p o s t ?$
	Answered by ajfour last updated on 25/Oct/21

	$i t h i n k s i m p l i f y :$ $\sqrt{\frac{1}{2} - \frac{1}{2} ∣ \sin (\frac{α}{2}) ∣}$ $= \sqrt{\frac{1 - \cos (\frac{α}{2} - \frac{π}{2})}{2}}$ $=∣ \sin (\frac{α}{4} - \frac{π}{4}) ∣$
	Commented by ajfour last updated on 25/Oct/21

	$a n d t o k n o w i f i t s r e a l l y o k a y$ $s o m e c o m p r e h e n d a b l e$ $f e e d b a c k u s u a l l y i s h e l p f u l . . .$ $Y e s o r N o ? ? ?$
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