\( 98^2 \) को सर्वसमिका से निकालने के लिए सबसे अच्छा रूप कौन सा है?

Which is the best form to find \( 98^2 \) using an identity?

Explanation opens after your attempt
Correct Answer

A. ( (100-2)2 )

Step 1

Concept

Writing (98=100-2) makes calculation easy. Exam tip: choose a nearby round number.

Step 2

Why this answer is correct

The correct answer is A. ( (100-2)2 ). Writing (98=100-2) makes calculation easy. Exam tip: choose a nearby round number.

Step 3

Exam Tip

(98=100-2) लिखने से गणना आसान होती है। परीक्षा में नजदीकी गोल संख्या चुनना उपयोगी है।

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Mathematics Answer, Explanation and Revision Hints

\( 98^2 \) को सर्वसमिका से निकालने के लिए सबसे अच्छा रूप कौन सा है? / Which is the best form to find \( 98^2 \) using an identity?

Correct Answer: A. ( (100-2)2 ). Explanation: (98=100-2) लिखने से गणना आसान होती है। परीक्षा में नजदीकी गोल संख्या चुनना उपयोगी है। / Writing (98=100-2) makes calculation easy. Exam tip: choose a nearby round number.

Which concept should I revise for this Mathematics MCQ?

Writing (98=100-2) makes calculation easy. Exam tip: choose a nearby round number.

What exam hint can help solve this Mathematics question?

(98=100-2) लिखने से गणना आसान होती है। परीक्षा में नजदीकी गोल संख्या चुनना उपयोगी है।

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