कौन-सा मॉडल \(x^2-25\) को आयत (x+5) और (x-5) में बदल सकता है?
Which model can change \(x^2-25\) into a rectangle with sides (x+5) and (x-5)?
Explanation opens after your attempt
Correct Answer
A. वर्गों के अंतर का कट-और-जोड़ मॉडलcut and rearrange difference of squares model
Concept
(x-2-25=(x+5)(x-5)). In exams think of rearranging the remaining area after removing the small square.
Why this answer is correct
The correct answer is A. वर्गों के अंतर का कट-और-जोड़ मॉडल / cut and rearrange difference of squares model. (x-2-25=(x+5)(x-5)). In exams think of rearranging the remaining area after removing the small square.
Exam Tip
(x-2-25=(x+5)(x-5)) है। परीक्षा में हटे छोटे वर्ग के बचे भाग को आयत में पुनर्व्यवस्थित सोचें।
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