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Identify the following as rational or ir...

Identify the following as rational or irrational numbers. Give the decimal representation of rational numbers: (i) `sqrt(9/(27))` (ii) `-sqrt(64)` (iii) `sqrt(100)`

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RD SHARMA ENGLISH-NUMBER SYSTEM-All Questions
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  2. Identify the following as rational or irrational numbers. Give the ...

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  4. In the following equations, find which variables x ,\ y ,\ z etc. repr...

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  5. In the following equations, find which variables x ,\ y ,\ z etc. repr...

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  6. Give an example of each, of two irrational numbers whose: (i) differ...

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  8. Give two rational numbers lying between 0. 515115111511115.... and 0....

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  9. Find one irrational number between 0.2101 and 0.2222

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  10. Find a rational number and also an irrational number lying between t...

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  11. Find two irrational numbers between 0.5 and 0. 55

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  12. Find two irrational numbers lying between 0. 1\ \ a n d\ \ 0. 12

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  13. Prove that sqrt(3)+\ sqrt(5) is an irrational number.

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  14. Find three different irrational numbers between the rational number...

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  15. Complete the following sentences: (i) Every point on the number line c...

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  16. If the difference between the roots of the equation x^2+""a x""+""1...

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  17. Represent sqrt(3. 5) , sqrt(9. 4) , sqrt(10. 5) on the real number lin...

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  19. Visualise 2. 665 on the number line, using successive magnification.

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  20. Visualise the representation of 5.3bar7on the number line upto 5 decim...

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