यदि (u=-3) और (v=2), तो \(u^2-2uv+v^2\) का मान क्या होगा?
If (u=-3) and (v=2), what is the value of \(u^2-2uv+v^2\)?
Explanation opens after your attempt
C. (25)
Concept
Substitution gives (9-2(-6)+4=25). Find the sign of (uv) first.
Why this answer is correct
The correct answer is C. (25). Substitution gives (9-2(-6)+4=25). Find the sign of (uv) first.
Exam Tip
मान रखने पर (9-2(-6)+4=25) मिलता है। (uv) का चिह्न पहले निकालें।
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