MATHEMATICS>Chapter 1 - Number System>NCERT EXERCISES WITH SOLUTIONs>Q 3

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9th CBSE

IMPORTANT

Earn 100

Simplify:

$7^{\frac{1}{2}} 8^{\frac{1}{2}}$

Important Questions on Number System

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IMPORTANT

MATHEMATICS>Chapter 1 - Number System>Multiple Choice Questions>Q 1

By what number should

(- 6)^{- 1}

be multiplied to get the products as

(15)^{- 1}

?

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IMPORTANT

MATHEMATICS>Chapter 1 - Number System>Multiple Choice Questions>Q 2

Every rational number is

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IMPORTANT

MATHEMATICS>Chapter 1 - Number System>Multiple Choice Questions>Q 3

Which of the following is a rational number?

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IMPORTANT

MATHEMATICS>Chapter 1 - Number System>Multiple Choice Questions>Q 4

The product of a non-zero rational and irrational number is

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IMPORTANT

MATHEMATICS>Chapter 1 - Number System>Multiple Choice Questions>Q 5

(- 2 - \sqrt{3}) (- 2 + \sqrt{3})

when simplified is

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IMPORTANT

MATHEMATICS>Chapter 1 - Number System>Multiple Choice Questions>Q 6

A rational number equivalent to $\frac{7}{19}$ is

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IMPORTANT

MATHEMATICS>Chapter 1 - Number System>Multiple Choice Questions>Q 7

Which of the following is not the value of ${[{(\frac{5}{6})}^{\frac{1}{5}}]}^{\frac{- 1}{6}}$

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IMPORTANT

MATHEMATICS>Chapter 1 - Number System>Multiple Choice Questions>Q 8

Rationalisation of the denominator of

\frac{1}{\sqrt{5} + \sqrt{2}}

gives