MCQ
Distance of the point $(\alpha, \beta, \gamma)$ from $y-$axis is:
  • A
    $\beta$
  • B
    $\mid\beta\mid$
  • C
    $\mid\beta+\gamma\mid$
  • $\sqrt{\alpha^2+\gamma^2}$

Answer

Correct option: D.
$\sqrt{\alpha^2+\gamma^2}$

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