\( -\sqrt{4} \) का मान क्या है?

What is the value of \( -\sqrt{4} \)?

Explanation opens after your attempt
Correct Answer

B. ( -2 )

Step 1

Concept

\( \sqrt{4}=2 \), so \( -\sqrt{4}=-2 \). Apply the outside negative sign after finding the square root.

Step 2

Why this answer is correct

The correct answer is B. ( -2 ). \( \sqrt{4}=2 \), so \( -\sqrt{4}=-2 \). Apply the outside negative sign after finding the square root.

Step 3

Exam Tip

\( \sqrt{4}=2 \) इसलिए \( -\sqrt{4}=-2 \)। वर्गमूल निकालने के बाद बाहर का ऋण चिह्न लगाएँ।

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Mathematics Answer, Explanation and Revision Hints

\( -\sqrt{4} \) का मान क्या है? / What is the value of \( -\sqrt{4} \)?

Correct Answer: B. ( -2 ). Explanation: \( \sqrt{4}=2 \) इसलिए \( -\sqrt{4}=-2 \)। वर्गमूल निकालने के बाद बाहर का ऋण चिह्न लगाएँ। / \( \sqrt{4}=2 \), so \( -\sqrt{4}=-2 \). Apply the outside negative sign after finding the square root.

Which concept should I revise for this Mathematics MCQ?

\( \sqrt{4}=2 \), so \( -\sqrt{4}=-2 \). Apply the outside negative sign after finding the square root.

What exam hint can help solve this Mathematics question?

\( \sqrt{4}=2 \) इसलिए \( -\sqrt{4}=-2 \)। वर्गमूल निकालने के बाद बाहर का ऋण चिह्न लगाएँ।