यदि \(Y=\{2,4,6,8,10\}\) है, तो (n(Y)) का मान क्या है?
If \(Y=\{2,4,6,8,10\}\), what is the value of (n(Y))?
Explanation opens after your attempt
A. (5)
Concept
(n(Y)) अवयवों की संख्या बताता है। / (n(Y)) tells the number of elements.
Why this answer is correct
(Y) में पाँच अलग अवयव (2,4,6,8,10) हैं। / (Y) has five distinct elements (2,4,6,8,10).
Exam Tip
(n(Y)) में अवयव गिनें, उनका योग नहीं करें। / For (n(Y)), count the elements and do not add them.
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