MathematicsMedium202×since 2002Q5721If the volume of parallelopiped formed by the vectors i^+λj^+k^\widehat i + \lambda \widehat j + \widehat ki+λj+k, j^+λk^\widehat j + \lambda \widehat kj+λk and λi^+k^\lambda \widehat i + \widehat kλi+k is minimum, then λ\lambdaλ is equal to :A−13- {1 \over {\sqrt 3 }}−31B3{\sqrt 3 }3C−3-{\sqrt 3 }−3D13{1 \over {\sqrt 3 }}31Check answerSkip