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Linear Inequalities — Maths STD 11 Science — Question

CBSE BoardEnglish MediumSTD 11 ScienceMathsLinear Inequalities1 Mark
MCQ
Value of $\text{i(iota)}$ is, $...........?$
  • A
    $-1$
  • B
    $1$
  • ✓
    $(-1)^\frac{1}{2}$
  • D
    $(-1)^\frac{1}{4}$
✓

Answer

Correct option: C.
$(-1)^\frac{1}{2}$
Explanation: Iota is used to denote complex number.
The value of $\text{i (iota)}$ is $\sqrt{-1}$
$\text{ i.e.}(-1)^\frac{1}{2}$

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