Easy
1 point
ID: #25993
Question
x − 1/x = 4 হলে, x² + 1/x² এর মান কত ?
Options
1
18
Correct Answer
2
14
Correct Answer
3
16
Correct Answer
4
22
Correct Answer
Explanation
সূত্র: a² + b² = (a - b)² + 2ab. এখানে (x − 1/x)² + 2 = 4² + 2 = 16 + 2 = 18.
Actions
Type
Single Choice
Created By
admin@chakribidda.com