Question

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17. find the largest number that will divide 398,436 and 542 leaving remainders 7, 11 ,and 15 respectively ?
18. if the HCF of 408 and 1032 is expressible in the form
$1032 \times 2 + 408 \times p$
then find the value of p
19. prove that √5 is an irrational number ?


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Answer 1

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