Easy
1 point
ID: #23555
Question
x = √3+√2 হলে, x³+(1/x³) এর মান কত?
Options
1
3√2
Correct Answer
2
18√3
Correct Answer
3
12√3
Correct Answer
4
8
Correct Answer
Explanation
x = √3+√2 হলে 1/x = √3-√2। x+1/x = 2√3। x³+1/x³ = (x+1/x)³ - 3(x+1/x) = (2√3)³ - 3(2√3) = 24√3 - 6√3 = 18√3।