1.

Observe the following statements Assertion (A) : The general solution for costheta=(3)/(2) is theta=2npipmcos^(-1)(3//2) Reason (R ) : The general solution for costheta=k is theta=2npipmalpha, n inz where 'alpha' is principal value, alpha in[0,pi] and |k|le1. Then the true statement among the following is

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A is true, R is false
A is false, R is true
A is true, R is true, R IMPLIES A
A is false, R is false

Answer :B


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