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Real Numbers Te...

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  • Question 1
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    If two positive integers a and b are written as a = x4 y2 and , b = x2 y3; a, b are prime numbers, then HCF (a, b) is

  • Question 2
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    The exponent of 2 in prime factorisation of 144 is

  • Question 3
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    The LCM of two numbers is 1200. Which of the following cannot be their HCF?

  • Question 4
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    If 3 is the least prime factor of number a and 7 is the least prime factor of number b, then the least prime factor of (a+ b) is

  • Question 5
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    If HCF of (26, 169) = 13 then LCM (26, 169) is

  • Question 6
    1 / -0

    If n is any natural number then 6n – 5n always end with

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