Question

prepare any 5 question on real numbers​

Answer 1

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★Find HCF and LCM of 404 and 96 and verify that HCF × LCM = Product of the two given numbers

★Given that √2  is irrational, prove that (5 + 3√2 )

★If two positive integers p and q are written as p = a^2b^3 and q= a^3b a, b are prime numbers, then verify :

LCM (p, q) × HCF (p, q) = pq is an irrational number

★Show that exactly one of the numbers n, n + 2 or n + 4 is divisible by 3.

★Find the HCF and LCM of 90 and 144 by the method of prime factorization

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