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निम्नलिखित के मान ज्ञात कीजिए । `tan 105^(@)` |
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Answer» `tan 105^(@)=tan(60^(@)+45^(@))` `=(tan 60^(@)+tan45^(@))/(1-tan 60^(@) tan 45^(@))=(sqrt3+1)/(1-sqrt3.1)=(1+sqrt3)/(1-sqrt3)` |
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