Mathematics Answer, Explanation and Revision Hints
\( 999^2 \) को किस रूप में निकालना सबसे आसान है? / Which form is easiest for finding \( 999^2 \)?
Correct Answer: B. ( (1000-1)2 ) / सही रूप. Explanation: (999=1000-1) इसलिए घटाव के वर्ग की पहचान लगाएँ। परीक्षा में निकट आधार (1000) लें। / Since (999=1000-1), use the square of difference identity. Exam tip: take nearby base (1000).
Which concept should I revise for this Mathematics MCQ?
Since (999=1000-1), use the square of difference identity. Exam tip: take nearby base (1000).
What exam hint can help solve this Mathematics question?
(999=1000-1) इसलिए घटाव के वर्ग की पहचान लगाएँ। परीक्षा में निकट आधार (1000) लें।
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