यदि (a=4) और (b=2), तो \(a^2-b^2\) का मान क्या होगा?
If (a=4) and (b=2), what is the value of \(a^2-b^2\)?
Explanation opens after your attempt
C. (12)
Concept
\(a^2-b^2=4^2-2^2=16-4=12\). Find both squares separately.
Why this answer is correct
The correct answer is C. (12). \(a^2-b^2=4^2-2^2=16-4=12\). Find both squares separately.
Exam Tip
\(a^2-b^2=4^2-2^2=16-4=12\)। दोनों वर्ग अलग-अलग निकालें।
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