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Exponents and Powers — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSExponents and Powers1 Mark
MCQ
$\frac{5^4}{5^2}$ is equal to:
  • A
    $5^6$
  • ✓
    $5^2$
  • C
    $5^{-6}$
  • D
    $5^{-2}$
✓

Answer

Correct option: B.
$5^2$
B.  $5^{2}$
Solution:
By exponent law:
$\frac{\text{a}^\text{m}}{\text{a}^\text{n}} = \text{a}^{\text{m}-\text{n}}$
$\frac{5^4}{5^2} = 5^{4-2} = 5^2$

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