किस अभिव्यक्ति को भुजा \(u-v\) वाले वर्ग के क्षेत्र से दिखाया जा सकता है?
Which expression can be shown by the area of a square with side \(u-v\)?
Explanation opens after your attempt
Correct Answer
B. \(u^2-2uv+v^2\)
Concept
The square area is \((u-v)^2\), which becomes \(u^2-2uv+v^2\). Exam tip: keep the middle term negative.
Why this answer is correct
The correct answer is B. \(u^2-2uv+v^2\). The square area is \((u-v)^2\), which becomes \(u^2-2uv+v^2\). Exam tip: keep the middle term negative.
Exam Tip
वर्ग का क्षेत्र \((u-v)^2\) है जो \(u^2-2uv+v^2\) बनता है। परीक्षा में बीच का पद ऋणात्मक रखें।
Login to save your score, XP, coins and progress.