Recommended Questions
- (tan69^(@) + tan 66^(@))/(1-tan69^(@) .tan 66^(@)) का मान है।
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- Prove that :(tan69^@+tan 66^@)/(1-tan 69^@tan66^@)=-1
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- Prove that (i) "cos " 15^(@) - " sin " 15^(@) = (1)/(sqrt(2)) ...
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- (tan 66^(@) + tan 69^(@) )/( 1-tan 66^(@) tan 69^(@) )=
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- सिद्ध कीजिए कि tan69^(@)+tan 66^(@)+1=tan69^(@). tan 66^(@)
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- tan 6^@ . Tan 42^@. Tan 66^@ . Tan 78^@ is
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- Prove that:(i)"tan"69^(@)+"tan"66^(@)+1="tan"69^(@) "tan"66^(@) (ii)...
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- Prove that :(tan69^@+tan 66^@)/(1-tan 69^@tan66^@)=-1
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- If (tan69^0+t a n 66^0) /(1-tan69^@tan66^@)=2k ,\ t h e n\ k= -1 b. 1...
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