यदि \(a=\sqrt{18}-\sqrt{8}\) तो (a) क्या है?
If \(a=\sqrt{18}-\sqrt{8}\), what is (a)?
Explanation opens after your attempt
A. \(\sqrt{2}\)
Concept
\(3\sqrt{2}-2\sqrt{2}=\sqrt{2}\). Simplify first.
Why this answer is correct
The correct answer is A. \(\sqrt{2}\). \(3\sqrt{2}-2\sqrt{2}=\sqrt{2}\). Simplify first.
Exam Tip
\(3\sqrt{2}-2\sqrt{2}=\sqrt{2}\)। पहले सरल करें।
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