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Simplify: 5√243⁢𝑎^15⁢𝑏^−20 - Mathematics

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प्रश्न

Simplify:

`root(5)(243a^15b^-20)`

सरल रूप दीजिए
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उत्तर

We are asked to simplify:

`root(5)(243a^15b^-20)`

Step 1: Simplify each component inside the radical

  • 243 = 35
  • a15 = (a3)5
  • b–20 = (b–4)5

Step 2: Apply the 5th root

`root(5)(3^5 * (a^3)^5 * (b^-4)^5) = 3 * a^3 * b^-4`

= `(3a^3)/b^4`

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अध्याय 6: Indices - MISCELLANEOUS EXERCISE [पृष्ठ ६९]

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बी निर्मला शास्त्री Mathematics [English] Class 9 ICSE
अध्याय 6 Indices
MISCELLANEOUS EXERCISE | Q 1. (i) | पृष्ठ ६९
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