If the sum of a number and its reciprocal is 6, what is the number?

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ഒരു സംഖ്യയുടേയും അതിന്റെ വ്യുൽക്രമത്തിന്റേയും തുക 6 ആയാൽ സംഖ്യ ഏത്?

A3 + 2√2

B2 + √3

C5 + √2

D5 - √2

Answer:

A. 3 + 2√2

Read Explanation:

സംഖ്യ= X ആയാൽ സംഖ്യയുടെ വ്യുൽക്രമം = 1/X X + 1/X = 6 X² + 1 = 6X X² - 6X + 1 = 0 X = 3 + 2√2

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