कौन सा व्यंजक (n) से शुरू होने वाली तीन लगातार सम संख्याओं के योग को दर्शाता है?
Which expression represents the sum of three consecutive even numbers starting from (n)?
Explanation opens after your attempt
B. (3n+6)
Concept
The three consecutive even numbers are (n), (n+2), and (n+4). Their sum is (3n+6).
Why this answer is correct
The correct answer is B. (3n+6). The three consecutive even numbers are (n), (n+2), and (n+4). Their sum is (3n+6).
Exam Tip
तीन लगातार सम संख्याएं (n), (n+2), और (n+4) होंगी। उनका योग (3n+6) है।
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