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Assertion (A) If alpha =12 ^(@),beta = 15^(@),gamma = 18^(@),then tan 2 alpha tan 2beta + tan 2betatan 2gamma+tan2gamma tan 2alpha=1Reason ( R ) In DeltaABC, " tan "(A)/(2) " tan " (B)/(2)+ " tan " (B)/(2) " tan " (C)/(2) + " tan "(C)/(2) " tan "(A)/(2)=1 Which of the following is true? |
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Answer» Both (A) and ( R ) are TRUE and ( R ) is the CORRECT EXPLANATION of (A) |
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