\( 503^2+497^2 \) को पहचान से निकालने पर मान क्या होगा?
Using identity, what is the value of \( 503^2+497^2 \)?
Explanation opens after your attempt
A. (500018)
Concept
Treat it as ( (500+3)2+(500-3)2 ). It gives \(2\cdot500^2+2\cdot3^2=500018\).
Why this answer is correct
The correct answer is A. (500018). Treat it as ( (500+3)2+(500-3)2 ). It gives \(2\cdot500^2+2\cdot3^2=500018\).
Exam Tip
इसे ( (500+3)2+(500-3)2 ) मानें। \(2\cdot500^2+2\cdot3^2=500018\) मिलता है।
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