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Question Number 80998 by Power last updated on 08/Feb/20

Commented by mr W last updated on 08/Feb/20

$j u s t a s f o r a l o t o f y o u r o t h e r q u e s t i o n s,$ $y o u a l s o n e e d a c a l c u l a t o r f o r t h i s o n e .$
	Answered by jagoll last updated on 09/Feb/20

	$\tan 1^{o} = \tan (90^{o} - 89^{o}) = \cot 89^{o}$ $\tan 1^{o} + \tan 89^{o} = \cot 89^{o} + \tan 89^{o}$ $= \frac{1}{\tan 89^{o}} + \tan 89^{o} = \frac{1 + \tan^{2} 89^{o}}{\tan 89^{o}} = \frac{\sec^{2} 89^{o}}{\tan 89^{o}}$ $s o . . . s o . . . . =$
	Commented by mr W last updated on 09/Feb/20

	$i s i t e a s i e r t o c a l c u l a t e \frac{\sec^{2} 89^{o}}{\tan 89^{o}} t h a n$ $t o c a l c u l a t e \tan 1 ° + \tan 89 ° ?$
	Commented by john santu last updated on 09/Feb/20

	$t h e r e a r e t i m e s w h e n a n e x a m$ $d o e s n o t a l l o w y o u t o u s e a$ $c a l c u l a t o r$
	Commented by mr W last updated on 09/Feb/20

	$t h i s i s n o t a q u e s t i o n f r o m a n e x a m,$ $b u t o n e f r o m P o w e r s i r! h e h a s p o s t e d$ $a l o t o f s i m i l a r q u e s t i o n s w h i c h h a v e$ $n o s m a r t s o l u t i o n b u t n e e d ‘ ‘ b r u t e - {f o r c e}^{″} .$
	Commented by $@ty@m123 last updated on 09/Feb/20

	$J u s t o b s e r v e t h e t y p e s o f q u e s t i o n$ $p o s t e d b y M r . P o w e r & y o u w i l l$ $u n d e r s t a n d w h a t M r . W m e a n s$ $t o s a y .$ $N o t e : M r . P o w e r i s a p s e u d o I D .$ $S o o n, h e w i l l c h a n g e h i s$ $I D .$ $B u t y o u c a n i d e n t i f y h i m f r o m$ $t h e t y p e o f q u e s t i o s p o s t e d b y h i m .$
	Commented by john santu last updated on 09/Feb/20

	$i s M r P o w e r o l d m e m b e r i n t h i s$ $f o r u m ?$
	Commented by $@ty@m123 last updated on 09/Feb/20

	$Y e a h .$ $H e h a s c h a n g e d > 10 I . D^{'} s b y n o w .$
	Commented by mr W last updated on 09/Feb/20

	$s o m e t i m e s h e j u s t u s e s a n o t h e r I D$ $t o r e p o s t a q u e s t i o n w h i c h h e h a d$ $r e p e a t e d n t i m e s b e f o r e a n d t h e a n s w e r$ $i s c l e a r l y ‘ ‘ n o s o l u t i o n!^{″} . f o r t h i s r e a s o n$ $M J S s i r h a s d e v e l o p e d a n ‘ ‘ e x t e n t e d$ $M a r t i a n i n t e g r a l s e c o n d {k i n d}^{″} e s p e c i a l l y$ $f o r h i m a n d i d e v i s e d n e w l y a l s o a s p e c i a l$ $f u n c t i o n ℶ (ζ (n)) . c e r t a i n l y b o t h a r e$ $n o t t o f i n d i n a n y m a t h e m a t i c s b o o k s .$
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