\(यदि (A={x\in \mathbb{N}:x\) is a prime factor of \(18}) और (B={2,3}) है, तो सही कथन चुनिए\)।
\(If (A={x\in \mathbb{N}:x\) is a prime factor of \(18}) and (B={2,3}), choose the correct statement.\)
Explanation opens after your attempt
Correct Answer
A. (A=B)
Concept
\(18=2\cdot 3^2\).
Why this answer is correct
Its prime factors are only (2) and (3).
Exam Tip
Understand the difference between factors and prime factors. चरण 1: \(18=2\cdot 3^2\) है। चरण 2: इसके अभाज्य गुणनखंड केवल (2) और (3) हैं। चरण 3: गुणनखंड और अभाज्य गुणनखंड में अंतर समझना जरूरी है।
Login to save your score, XP, coins and progress.