1.

Let alpha, beta, gamma satisfy 0 lt alpha lt beta lt gamma lt 2pi and cos(x+alpha) + cos(x + beta) + cos(x + gamma) =0 for all x in R observe the following statements. Statements-I: gamma - alpha =(2pi)/3 Statement-2: cos alpha + cos beta + cos gamma=0 and sin alpha + sin beta + sin gamma=0

Answer»

STATEMENT - 1 is TRUE, Statement - 2 is True, Statement - 2 is a correct EXPLANATION for Statement - 1
Statement - 1 is True, Statement - 2 is True , Statement - 2 NOT a correct explanation fot Statement - 1.
Statement - 1 is True, Statement - 2 is False
Statement - 1 is False, Statement - 2 is True.

Answer :C


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