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തുടർച്ചയായ രണ്ട് ഇരട്ട സംഖ്യകളുടെ വർഗ്ഗങ്ങളുടെ വ്യത്യാസം 68 ആയാൽ സംഖ്യകൾ ഏത്?

A16,18

B14,16

C18,20

D12,14

Answer:

A. 16,18

Read Explanation:

തുടർച്ചയായ ഇരട്ട സംഖ്യകൾ X, X +2 ആയാൽ (X + 2)² - X² = 68 X² + 4X + 4 - X² = 68 4X = 68 - 4 = 64 X = 64/4 = 16 X + 2 = 18


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