If the sum and the product of 2 numbers are 25 and 144 respectively then the difference of the numbe...........

Quantitative Aptitude ( CCS) Number System

If the sum and the product of 2 numbers are 25 and 144 respectively then the difference of the number should be

A+B = 25
AB = 24
(a-b)² = (a+b)² – 4ab
(a-b)² = 25² – 4(144)
(a-b)² = 625 – 576
(a-b)² = 49
a-b = 7

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