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What is the additive identity element in...

What is the additive identity element in the set of whole numbers? 0 (b) `-1` (c) 1 (d) None of these

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PEARSON IIT JEE FOUNDATION-NUMBER SYSTEM-TEST YOUR CONCEPTS (VERY SHORT ANSWER TYPE QUESTION)
  1. Every irrational number can be expressed on the number line. This stat...

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  2. The square root of a negative number is irrational.

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  3. What is the additive identity element in the set of whole numbers? ...

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  4. A fraction in which the numebrator is greater than the denominator is ...

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  5. Mixed fraction a combination of a whole number and a proper fraction i...

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  6. The product of two proper fractions is always fraction.

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  7. 0.2xx0.3=

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  8. The decimal form of a proper fraction whose denominator is a multiple ...

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  9. .999999………=

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  10. Non repeating and non terminating decimals are called.

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  11. Given, sqrt2 = 1.414 and sqrt6=2.449, find the value of 1/(sqrt3-sqrt2...

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  12. If sqrt(2)=1. 414 , find the value of sqrt(3)+sqrt(6) upto three place...

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  13. What is the multiplicative identity element in the set of whole number...

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  14. Natural numbers are closed under subtraction.

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  15. What do you call two fractions, whose product is 1?

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  16. Period of the decimal 2.3636363………is

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  17. Periodicity of 981.7bar(836) is

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  18. What is the smallest positive irrational number?

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  19. The additive identity element in the set of integers is 1 (b) -1...

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  20. Find the HCF of 17 and 19.

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