(x+1) भुजा वाले वर्ग में कितनी (x) वाली आयत टाइलें आती हैं?
How many (x)-rectangle tiles appear in a square with side (x+1)?
Explanation opens after your attempt
A. (2)
Concept
In ((x+1)2=x-2+2x+1), there are two (x)-rectangle tiles. Exam tip: count rectangles in both directions.
Why this answer is correct
The correct answer is A. (2). In ((x+1)2=x-2+2x+1), there are two (x)-rectangle tiles. Exam tip: count rectangles in both directions.
Exam Tip
((x+1)2=x-2+2x+1) में (x) वाली दो आयतें होती हैं। परीक्षा में दोनों दिशाओं की आयतें गिनें।
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