InterviewSolution
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Assertion (A) : cos x = (-1)/(2) and 0 lt x lt 2pi, "then the solutions are x" = (2pi)/(3), (4pi)/(3). Reason (R ) : cos is negative in the first and fourth quadrant only |
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Answer» Both A and ( R)are trueand ( R)is the correctexplantion of (A) |
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