यदि \(A={x:x\) (1) से (20) तक की अभाज्य संख्याएं हैं(}) और \(B=\{2,3,5,7,11,13,17,19\}\) हैं तो निष्कर्ष क्या है?
If \(A={x:x\) is a prime number from (1) to (20)(}) and \(B=\{2,3,5,7,11,13,17,19\}\), what is the conclusion?
Explanation opens after your attempt
Correct Answer
A. (A=B)
Concept
The number (1) is not prime, and the primes up to (20) are exactly those in (B). Remember the definition of a prime number.
Why this answer is correct
The correct answer is A. (A=B). The number (1) is not prime, and the primes up to (20) are exactly those in (B). Remember the definition of a prime number.
Exam Tip
(1) अभाज्य नहीं है और (20) तक अभाज्य संख्याएं वही हैं जो (B) में हैं। अभाज्य संख्या की परिभाषा याद रखें।
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