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Identify the irrational no. 1. √7 …

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Identify the irrational no. 1. √7 - √3 2. 9.98 bar 3. √169 4. 6.056

Posted by Saurabh Nagar 4 years, 2 months ago

CBSE > Class 09 > Mathematics

1 answers

Yogita Ingle 4 years, 2 months ago

(2) 9.98 bar.

Since 9.98 bar. is a non-terminating and recurring (repeating) decimal.

So, it is a rational number.

(3) 169 = 13 * 13 = 13²

So, 169 is a perfect square.

Thus, √169 is a rational number.

(4) 6.056

Since 6.056 is a terminating decimal,

So, it is a rational number.

1Thank You

ANSWER

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CBSE > Class 09 > Mathematics