प्रारंभिक बीजगणित
Elementary Algebra
Elementary Algebra
Question 15 of 36
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Question 15
यदि x + 1/x = 3 है, तो x³ + 1/x³ का मान क्या होगा?
Explanation
सूत्र: (x+1/x)³ - 3(x+1/x) = 3³ - 3(3) = 27 - 9 = 18।
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