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RD SHARMA-REAL NUMBERS-All Questions
- What is the total number of factors of a prime number?
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- What is a composite number?
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- What is the HCF of the smallest composite number and the smallest p...
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- HCF of two numbers is always a factor of their LCM (True/false).
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- pi is an irrational number (True/false).
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- The sum of two prime numbers is always a prime number (True/false).
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- The product of any three consecutive natural numbers is divisible b...
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- Every even integer is of the form 2m , where m is an integer (True/...
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- Every odd integer is of the form 2m-1 , where m is an integer (True...
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- The product of two irrational numbers is an irrational number (True...
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- The sum of two irrational numbers is an irrational number (True/fal...
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- For what value of n ,\ 2^nxx5^n ends in 5.
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- If a and b are relatively prime numbers, then what is their HCF?
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- If a and b are relatively prime numbers, then what is their LCM?
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- Two numbers have 12 as their HCF and 350 as their LCM (True/false).
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- The exponent of 2 in the prime factorisation of 144, is (a) 4 ...
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- The LCM of two numbers is 1200. Which of the following cannot be th...
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- If n=2^3xx3^4xx5^4xx7 , then the number of consecutive zeros in n ,...
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- The sum of the exponents of the prime factors in the prime factoris...
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- The number of decimal places after which the decimal expansion of t...
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