A/L mAtHz karana/karapu aya podi help ekak karanawada?

shan_n95

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Feb 10, 2008
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Tharindu Chat said:
dan term test neda???
matanam chema aniwa kelawenawa
maths,physics goda daganna puluwan wei

welawaka ubawa hambenne one wargaja ahaganna;) :lol:

ubata danna tikath nathiwelaa yaida danna...:lol:...

machn ubata puluwannan 139 gaana koleeka hadala pic ekak ewapanko:)
 

nagaya

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Mar 18, 2007
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menna 139;

dsc04774oq5.jpg
 

nagaya

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Mar 18, 2007
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shan_n95 said:
nagaya aiyeee...meekata machn ara cos.sin+sincos neda daala thienne
ow,,,owa A,B kata padan karanna epa....angen ganin...jst ratawa....umbe PM box eka pirila
 

shan_n95

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Feb 10, 2008
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machn uba 2nd st eke sadaka aragena neda thienne...ethakota saadakaya widihata ganne baagayane...ethakota enne 1-mula3 ne..i-muula 3/2 newene
 

uocanu

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Aug 11, 2006
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In Lions Land
madurax86 said:
(b) th (a) wage mai ne

cos(15); cos 2A sutharen gana puluwan

cos(2A) = 2*cos(A)^2-1 cos(30)=2*cos(15)^2-1 ne

sin(165)=sin(180-15)= -sin(15) ; cos(15) hewa ne eken gana
cos(75)=cos(90-15)=sin(15)
tan(30)=2tan(15)/(1-tan(15)^2)
tan(75)=tan(90-15)=cot(15)=1/tan(15)

man haduwa diga wadida manda lesi krama hitunoth ema karana
:yes::yes::yes::yes::yes::yes::yes: