Easy
1 point
ID: #24827
Question
p + q = 5 এবং p – q = 3 হলে p² + q² এর মান কত?
Options
1
8
Correct Answer
2
17
Correct Answer
3
19
Correct Answer
4
34
Correct Answer
Explanation
2(p² + q²) = (p + q)² + (p - q)² = 5² + 3² = 25 + 9 = 34. সুতরাং, p² + q² = 34 / 2 = 17.