If \ov a = \ov i + \ov j + \ov k, \ov b = \ov i - \ov j + 2\ov k and \ov c = x\ov i + (x- 2 )\ov j -\ov k. if \ov c lies in the plane of \ov a \and \ov b then x equals to

AP and TS EAMCET Engineering 2020 Model Paper 3

Question : 19 of 160

Marks: +1, -0

If a=i+j+k,b=i−j+2k and c=xi+(x−2)j−k. if c lies in the plane of a‌and‌b then x equals to

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