If 3 + 2 = 10, 4 + 1 = 13, what is 2 + 3?
Show answer & explanation
Correct answer: B
Explanation
3 + 2 = 3² + 2² − 3 = 9 + 4 − 3 = 10
4 + 1 = 4² + 1² − 4 = 16 + 1 − 4 = 13
Similarly,
2 + 3 = 2² + 3² − 2
= 4 + 9 − 2
= 11
Therefore, the correct answer is 11 (Option 2).