यदि \(U={1,2,\ldots,20}\), (A'={2,3,5,7,11,13,17,19}), तो (A) क्या है?

If \(U={1,2,\ldots,20}\) and (A'={2,3,5,7,11,13,17,19}), what is (A)?

Explanation opens after your attempt
Correct Answer

A. ({1,4,6,8,9,10,12,14,15,16,18,20})

Step 1

Concept

(A=U-A'). Removing the given prime elements from (U) gives the answer.

Step 2

Why this answer is correct

The correct answer is A. ({1,4,6,8,9,10,12,14,15,16,18,20}). (A=U-A'). Removing the given prime elements from (U) gives the answer.

Step 3

Exam Tip

(A=U-A') होता है। दिए गए अभाज्य सदस्यों को (U) से हटाने पर उत्तर मिलता है।

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Mathematics Answer, Explanation and Revision Hints

यदि \(U={1,2,\ldots,20}\), (A'={2,3,5,7,11,13,17,19}), तो (A) क्या है? / If \(U={1,2,\ldots,20}\) and (A'={2,3,5,7,11,13,17,19}), what is (A)?

Correct Answer: A. ({1,4,6,8,9,10,12,14,15,16,18,20}). Explanation: (A=U-A') होता है। दिए गए अभाज्य सदस्यों को (U) से हटाने पर उत्तर मिलता है। / (A=U-A'). Removing the given prime elements from (U) gives the answer.

Which concept should I revise for this Mathematics MCQ?

(A=U-A'). Removing the given prime elements from (U) gives the answer.

What exam hint can help solve this Mathematics question?

(A=U-A') होता है। दिए गए अभाज्य सदस्यों को (U) से हटाने पर उत्तर मिलता है।