\(\sqrt{128}+\sqrt{72}-\sqrt{50}\) का सरल रूप क्या है?

What is the simplified form of \(\sqrt{128}+\sqrt{72}-\sqrt{50}\)?

Explanation opens after your attempt
Correct Answer

A. \(9\sqrt{2}\)

Step 1

Concept

\(\sqrt{128}=8\sqrt{2}\), \(\sqrt{72}=6\sqrt{2}\), and \(\sqrt{50}=5\sqrt{2}\).

Step 2

Why this answer is correct

\(8\sqrt{2}+6\sqrt{2}-5\sqrt{2}=9\sqrt{2}\).

Step 3

Exam Tip

Convert all radicals into like form before adding or subtracting. चरण 1: \(\sqrt{128}=8\sqrt{2}\), \(\sqrt{72}=6\sqrt{2}\), और \(\sqrt{50}=5\sqrt{2}\)। चरण 2: \(8\sqrt{2}+6\sqrt{2}-5\sqrt{2}=9\sqrt{2}\)। चरण 3: सभी वर्गमूलों को समान रूप में बदलकर ही जोड़-घटाव करें।

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Mathematics Answer, Explanation and Revision Hints

\(\sqrt{128}+\sqrt{72}-\sqrt{50}\) का सरल रूप क्या है? / What is the simplified form of \(\sqrt{128}+\sqrt{72}-\sqrt{50}\)?

Correct Answer: A. \(9\sqrt{2}\). Explanation: चरण 1: \(\sqrt{128}=8\sqrt{2}\), \(\sqrt{72}=6\sqrt{2}\), और \(\sqrt{50}=5\sqrt{2}\)। चरण 2: \(8\sqrt{2}+6\sqrt{2}-5\sqrt{2}=9\sqrt{2}\)। चरण 3: सभी वर्गमूलों को समान रूप में बदलकर ही जोड़-घटाव करें। / Step 1: \(\sqrt{128}=8\sqrt{2}\), \(\sqrt{72}=6\sqrt{2}\), and \(\sqrt{50}=5\sqrt{2}\). Step 2: \(8\sqrt{2}+6\sqrt{2}-5\sqrt{2}=9\sqrt{2}\). Step 3: Convert all radicals into like form before adding or subtracting.

Which concept should I revise for this Mathematics MCQ?

\(\sqrt{128}=8\sqrt{2}\), \(\sqrt{72}=6\sqrt{2}\), and \(\sqrt{50}=5\sqrt{2}\).

What exam hint can help solve this Mathematics question?

Convert all radicals into like form before adding or subtracting. चरण 1: \(\sqrt{128}=8\sqrt{2}\), \(\sqrt{72}=6\sqrt{2}\), और \(\sqrt{50}=5\sqrt{2}\)। चरण 2: \(8\sqrt{2}+6\sqrt{2}-5\sqrt{2}=9\sqrt{2}\)। चरण 3: सभी वर्गमूलों को समान रूप में बदलकर ही जोड़-घटाव करें।