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Geometrical Representation of a Complex Number

The value of ...

Question

The value of k if the plane $x - y + 2 z = k$ passes through origin.

0

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\sqrt{2}

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2 \sqrt{2}

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Solution

The correct option is D $0$
$x - y + 2 z = k$
It passes through $(0, 0, 0)$
$⟹ 0 - 0 + 2 (0) = k k = 0$
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