\( 73^2-27^2 \) का मान क्या है?

What is the value of \( 73^2-27^2 \)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. (4600)

Step 1

Concept

Using (a-2-b-2=(a+b)(a-b)), \(100\cdot46=4600\). Exam tip: do not calculate both squares separately.

Step 2

Why this answer is correct

The correct answer is A. (4600). Using (a-2-b-2=(a+b)(a-b)), \(100\cdot46=4600\). Exam tip: do not calculate both squares separately.

Step 3

Exam Tip

(a-2-b-2=(a+b)(a-b)) से \(100\cdot46=4600\) है। परीक्षा में बड़े वर्ग अलग-अलग न निकालें।

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Mathematics Answer, Explanation and Revision Hints

\( 73^2-27^2 \) का मान क्या है? / What is the value of \( 73^2-27^2 \)?

Correct Answer: A. (4600). Explanation: (a-2-b-2=(a+b)(a-b)) से \(100\cdot46=4600\) है। परीक्षा में बड़े वर्ग अलग-अलग न निकालें। / Using (a-2-b-2=(a+b)(a-b)), \(100\cdot46=4600\). Exam tip: do not calculate both squares separately.

Which concept should I revise for this Mathematics MCQ?

Using (a-2-b-2=(a+b)(a-b)), \(100\cdot46=4600\). Exam tip: do not calculate both squares separately.

What exam hint can help solve this Mathematics question?

(a-2-b-2=(a+b)(a-b)) से \(100\cdot46=4600\) है। परीक्षा में बड़े वर्ग अलग-अलग न निकालें।