LCM of two number P and Q is 2448. HCF of P and Q is a perfect square. Difference between P and Q is same as their HCF. What is the sum of P and Q?
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answer is 297
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when you take 144 as lcm
144a and 144b where a and b are co primes
now a and b possible values are 1 and 17 (from 2448 2 power 4 and 3 power 2 are already used up making hcf 144) only but using them difference p and q is not same as hcf 144 so rejected
also ask if any doubt
when you take 144 as lcm
144a and 144b where a and b are co primes
now a and b possible values are 1 and 17 (from 2448 2 power 4 and 3 power 2 are already used up making hcf 144) only but using them difference p and q is not same as hcf 144 so rejected
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Dablukumar:
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