1.

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?

Answer»

Both (A) and ( R ) are TRUE and ( R ) is the CORRECT EXPLANATION of (A)
Both (A) and ( R ) are true, but ( R ) is not the correct explanation of (A)
(A) is true, but ( R ) is FALSE
(A) is false, but ( R ) is true

Answer :A


Discussion

No Comment Found

Related InterviewSolutions