\(\sqrt{80}-\sqrt{45}\) का सरल रूप क्या होगा?
What will be the simplified form of \(\sqrt{80}-\sqrt{45}\)?
Explanation opens after your attempt
A. \(\sqrt{5}\)
Concept
\(\sqrt{80}=4\sqrt{5}\) and \(\sqrt{45}=3\sqrt{5}\).
Why this answer is correct
\(4\sqrt{5}-3\sqrt{5}=\sqrt{5}\).
Exam Tip
Before subtracting, simplify both radicals completely. चरण 1: \(\sqrt{80}=4\sqrt{5}\) और \(\sqrt{45}=3\sqrt{5}\)। चरण 2: \(4\sqrt{5}-3\sqrt{5}=\sqrt{5}\)। चरण 3: घटाने से पहले दोनों वर्गमूलों को पूरी तरह सरल करें।
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