(\(\sqrt{20}+\sqrt{45}\)2) का मान क्या है?

What is the value of (\(\sqrt{20}+\sqrt{45}\)2)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. (125)

Step 1

Concept

\(\sqrt{20}=2\sqrt{5}\) and \(\sqrt{45}=3\sqrt{5}\), so the sum is \(5\sqrt{5}\). Its square is (125).

Step 2

Why this answer is correct

The correct answer is A. (125). \(\sqrt{20}=2\sqrt{5}\) and \(\sqrt{45}=3\sqrt{5}\), so the sum is \(5\sqrt{5}\). Its square is (125).

Step 3

Exam Tip

\(\sqrt{20}=2\sqrt{5}\) और \(\sqrt{45}=3\sqrt{5}\), इसलिए योग \(5\sqrt{5}\) है। इसका वर्ग (125) है।

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FAQs

Mathematics Answer, Explanation and Revision Hints

(\(\sqrt{20}+\sqrt{45}\)2) का मान क्या है? / What is the value of (\(\sqrt{20}+\sqrt{45}\)2)?

Correct Answer: A. (125). Explanation: \(\sqrt{20}=2\sqrt{5}\) और \(\sqrt{45}=3\sqrt{5}\), इसलिए योग \(5\sqrt{5}\) है। इसका वर्ग (125) है। / \(\sqrt{20}=2\sqrt{5}\) and \(\sqrt{45}=3\sqrt{5}\), so the sum is \(5\sqrt{5}\). Its square is (125).

Which concept should I revise for this Mathematics MCQ?

\(\sqrt{20}=2\sqrt{5}\) and \(\sqrt{45}=3\sqrt{5}\), so the sum is \(5\sqrt{5}\). Its square is (125).

What exam hint can help solve this Mathematics question?

\(\sqrt{20}=2\sqrt{5}\) और \(\sqrt{45}=3\sqrt{5}\), इसलिए योग \(5\sqrt{5}\) है। इसका वर्ग (125) है।