Concept-wise Practice

addition model MCQ Questions for Class 9

addition model se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with addition model.

किस पहचान को एक ही (a) बाय (a) वर्ग में दो अलग-अलग रंगों की पट्टियां जोड़कर दिखाना सबसे उपयुक्त है?

Which identity is most suitably shown by adding two differently shaded strips to a single (a) by (a) square?

Explanation opens after your attempt
Correct Answer

A. ((a+b)2=a-2+2ab+b-2)two strips and corner

Step 1

Concept

Adding two (ab) strips and a \(b^2\) corner to the (a) square forms ((a+b)2). In exams distinguish addition and removal models.

Step 2

Why this answer is correct

The correct answer is A. ((a+b)2=a-2+2ab+b-2) / two strips and corner. Adding two (ab) strips and a \(b^2\) corner to the (a) square forms ((a+b)2). In exams distinguish addition and removal models.

Step 3

Exam Tip

(a) वर्ग में दो (ab) पट्टियां और \(b^2\) कोना जोड़कर ((a+b)2) बनता है। परीक्षा में जोड़ और हटाव मॉडल अलग पहचानें।

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