Concept-wise Practice

difference-of-square-models MCQ Questions for Class 9

difference-of-square-models 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 difference-of-square-models.

एक दृश्य मॉडल में ( (x+6)2 ) से ( (x+2)2 ) घटाया गया। बचा क्षेत्रफल किसके बराबर है?

In a visual model, ( (x+2)2 ) is subtracted from ( (x+6)2 ). What is the remaining area equal to?

Explanation opens after your attempt
Correct Answer

D. (8x+32)

Step 1

Concept

The difference is ((x+6+x+2)(x+6-x-2)= (2x+8)\cdot4=8x+32). In exams, use difference of squares.

Step 2

Why this answer is correct

The correct answer is D. (8x+32). The difference is ((x+6+x+2)(x+6-x-2)= (2x+8)\cdot4=8x+32). In exams, use difference of squares.

Step 3

Exam Tip

अंतर ((x+6+x+2)(x+6-x-2)= (2x+8)\cdot4=8x+32) है। परीक्षा में वर्गों के अंतर का उपयोग करें।

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