Question Detail
Question
If x, y, and z are in AP, what is the value of (x + 2y - z)(2y + z - x)(z + x - y)?
Correct Answer
Option A is the correct answer.
Detailed Explanation
Since x + z = 2y, we have x + 2y - z = 2x, 2y + z - x = 2z, and z + x - y = y. Their product is (2x)(2z)(y) = 4xyz.
Hint
No hint available