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7sqrt(3) + sqrt(3) is ______. - Mathematics

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Question

`7sqrt(3) + sqrt(3)` is ______.

Options

  • `8sqrt(6)`

  • `sqrt(21)`

  • `8sqrt(3)`

  • `sqrt(24)`

MCQ
Fill in the Blanks
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Solution

`7sqrt(3) + sqrt(3)` is `underlinebb(8sqrt(3))`.

Explanation:

Let’s simplify:

`7sqrt(3) + sqrt(3)`

= `(7 + 1)sqrt(3)`

= `8sqrt(3)`

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Chapter 1: Rational and Irrational Numbers - MULTIPLE CHOICE QUESTIONS [Page 16]

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B Nirmala Shastry Mathematics [English] Class 9 ICSE
Chapter 1 Rational and Irrational Numbers
MULTIPLE CHOICE QUESTIONS | Q 6. | Page 16
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