\(\sqrt{98}-\sqrt{32}\) का सरल रूप क्या है?
What is the simplified form of \(\sqrt{98}-\sqrt{32}\)?
Explanation opens after your attempt
A. \(3\sqrt{2}\)
Concept
\(\sqrt{98}=7\sqrt{2}\) and \(\sqrt{32}=4\sqrt{2}\).
Why this answer is correct
\(7\sqrt{2}-4\sqrt{2}=3\sqrt{2}\).
Exam Tip
Convert radicals into like radicals before subtracting. चरण 1: \(\sqrt{98}=7\sqrt{2}\) और \(\sqrt{32}=4\sqrt{2}\)। चरण 2: \(7\sqrt{2}-4\sqrt{2}=3\sqrt{2}\)। चरण 3: वर्गमूलों को घटाने से पहले समान वर्गमूल में बदलें।
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