यदि ((x+4)(x-4)) को आयत मॉडल से देखें, तो क्षेत्र कौन सा होगा?
If ((x+4)(x-4)) is viewed through a rectangle model, what will the area be?
Explanation opens after your attempt
C. \(x^2-16\)
Concept
This is a conjugate product, and the middle terms cancel. Exam tip: identify ((a+b)(a-b)=a-2-b-2).
Why this answer is correct
The correct answer is C. \(x^2-16\). This is a conjugate product, and the middle terms cancel. Exam tip: identify ((a+b)(a-b)=a-2-b-2).
Exam Tip
यह संयुग्म गुणन है और बीच के पद कट जाते हैं। परीक्षा में ((a+b)(a-b)=a-2-b-2) पहचानें।
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