MathematicsMedium202×since 2002Q5711Let a→=i^+j^+k^,b→=i^−j^+2k^\overrightarrow a = \widehat i + \widehat j + \widehat k,\overrightarrow b = \widehat i - \widehat j + 2\widehat ka=i+j+k,b=i−j+2k and c→=xi^+(x−2)j^−k^ .\overrightarrow c = x\widehat i + \left( {x - 2} \right)\widehat j - \widehat k\,\,.c=xi+(x−2)j−k. If the vectors c→\overrightarrow cc lies in the plane of a→\overrightarrow aa and b→\overrightarrow bb, then xxx equals :A−4-4−4B−2-2−2C000D1.1.1.Check answerSkip