Recommended Questions
- Prove the following:(1+tanAtanB)^2+(tanA-tanB)^2=sec^2Asec^2B
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- If sinA=1/sqrt2, cosB=sqrt3/2 then (tanA+tanB)/(1-tanAtanB)=
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- IfA+B=360^(@), " then " (tanA+tanB)/(1-tanAtanB)=.
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- If A and B are acute angles such that tanA=(1)/(3), tanB=(1)/(2) and t...
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- If A+B=90^(@) then prove that 1+(tanA)/(tanB)=sec^(2)A.
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- If A+B=45^o ,then tanA+tanB+tanAtanBis:
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- सिद्ध कीजिये की :(tanA-tanB)^(2)+(1+tanAtanB)^(2)=sec^(2)Asec^(2)B
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