What is the sum of two consecutive even numbers the difference of whose squares is 84
Created: 1 year ago | Updated: 1 day ago
Job Solution Probashi Kallyan Bank Officer (Cash)-25-09-2021 গণিত
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Let the numbers be x and x + 2.

Then, (x + 2)2 - x2 = 84

4x + 4 = 84

4x = 80

x = 20.

The required sum = x + (x + 2) = 2x + 2 = 42.

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