Recommended Questions
- Prove that- cot(A+B)=(cotA.cotB-1)/(cotA+cotB)
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- If A+B+C=pi, prove that: cotB cotC + cotC cotA +cotA + cotA cotB=1.
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- If A+B=225^(@), prove that: (cotA)/(1+cotA) xx (cotB)/(1+cotB) = 1/2
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- निम्नलिखित सर्वसमिकाओं को सिद्ध कीजिए। (cot A+tan B)/(tanA+cot B)=(c...
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- If A+B=225^(@) than prove that (cot A)/(1+cotA). (cot B)/(1+cotB)=(1)/...
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- cot(A-B)=(cotA.cotB+1)/(cotB-cotA)
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- cot(A+B)=(cotA.cotB-1)/(cotB+cotA)
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- cot(A-B)=(cotA.cotB+1)/(cotB-cotA)
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- यदि A = 60^(@) और B = 30^(@) हो तो सिद्ध कीजिए : cot (A-B) = (cot A c...
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