कौन सा विकल्प \(\sqrt[3]{20}\) के बारे में सही है?

Which option is correct about \(\sqrt[3]{20}\)?

Explanation opens after your attempt
Correct Answer

A. यह अपरिमेय हैIt is irrational

Step 1

Concept

(20) is not a perfect cube so \(\sqrt[3]{20}\) is irrational. Identify perfect cubes in cube roots.

Step 2

Why this answer is correct

The correct answer is A. यह अपरिमेय है / It is irrational. (20) is not a perfect cube so \(\sqrt[3]{20}\) is irrational. Identify perfect cubes in cube roots.

Step 3

Exam Tip

(20) पूर्ण घन नहीं है इसलिए \(\sqrt[3]{20}\) अपरिमेय है। घनमूल में पूर्ण घन पहचानें।

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Mathematics Answer, Explanation and Revision Hints

कौन सा विकल्प \(\sqrt[3]{20}\) के बारे में सही है? / Which option is correct about \(\sqrt[3]{20}\)?

Correct Answer: A. यह अपरिमेय है / It is irrational. Explanation: (20) पूर्ण घन नहीं है इसलिए \(\sqrt[3]{20}\) अपरिमेय है। घनमूल में पूर्ण घन पहचानें। / (20) is not a perfect cube so \(\sqrt[3]{20}\) is irrational. Identify perfect cubes in cube roots.

Which concept should I revise for this Mathematics MCQ?

(20) is not a perfect cube so \(\sqrt[3]{20}\) is irrational. Identify perfect cubes in cube roots.

What exam hint can help solve this Mathematics question?

(20) पूर्ण घन नहीं है इसलिए \(\sqrt[3]{20}\) अपरिमेय है। घनमूल में पूर्ण घन पहचानें।