\((4+\sqrt{3})^2\) का विस्तार क्या है?
What is the expansion of \((4+\sqrt{3})^2\)?
Explanation opens after your attempt
A. \(19+8\sqrt{3}\)
Simple Explanation
सूत्र \((a+b)^2=a^2+2ab+b^2\) का प्रयोग करें। यहाँ \(a=4\) और \(b=\sqrt{3}\) हैं, इसलिए \((4+\sqrt{3})^2=4^2+2(4)(\sqrt{3})+(\sqrt{3})^2=16+8\sqrt{3}+3=19+8\sqrt{3}\)। अतः विकल्प A सही है। ध्यान रखें कि \((\sqrt{3})^2=3\), न कि \(\sqrt{4}\)। / Apply the identity \((a+b)^2=a^2+2ab+b^2\). Here, \(a=4\) and \(b=\sqrt{3}\), so \((4+\sqrt{3})^2=4^2+2(4)(\sqrt{3})+(\sqrt{3})^2=16+8\sqrt{3}+3=19+8\sqrt{3}\). Therefore, option A is correct. Remember that \((\sqrt{3})^2=3\), not \(\sqrt{4}\).
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