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Square and Square Roots — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSSquare and Square Roots1 Mark
MCQ
Mark $(\checkmark)$ against the correct answer $\sqrt{2\frac{1}{4}}=\ ?$
  • A
    $2\frac{1}{2}$
  • B
    $1\frac{1}{4}$
  • ✓
    $1\frac{1}{2}$
  • D
    None of these.
✓

Answer

Correct option: C.
$1\frac{1}{2}$
$\sqrt{2\frac{1}{4}}$
$=\sqrt{\frac{9}{4}}$
$=\frac{\sqrt{9}}{\sqrt{4}}$
$=\frac{\sqrt{3\times3}}{\sqrt{2\times2}}$
$=\frac{3}{2}$
$=1\frac{1}{2}$

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