Recommended Questions
- " 7."tan6^(@)tan42^(@)tan66^(@)tan78^(@)=1
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- Prove that:tan6^0tan42^0tan66^0tan78^0=1.
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- The value of tan6^0tan42^0tan66^0tan78^0 is (a)1 (b) 1/2 (c) 1/...
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- (1+tan3^(@))(1+tan6^(@))....(1+tan42^(@))(1+tan45^(@)=2^(k) Then find ...
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- If A=tan6^(@)tan42^(@) and B=cot66^(@)cot78^(@), then
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- Prove that :(tan69^@+tan 66^@)/(1-tan 69^@tan66^@)=-1
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- If A=tan6^(@)tan42^(@) and B=cot66^(@)cot78^(@) then
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- सिद्ध कीजिये कि tan 6^(@). Tan42^(@). Tan66^(@). Tan78^(@) =1
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- দেখাও যে tan6^@ tan42^@ tan66^@ tan78^@ = 1
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