यदि (a_n=n(n+2)) है, तो तीसरा पद क्या होगा?

If (a_n=n(n+2)), what is the third term?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (15)

Step 1

Concept

(a_3=3(3+2)=15). In exams, simplify inside the bracket first.

Step 2

Why this answer is correct

The correct answer is B. (15). (a_3=3(3+2)=15). In exams, simplify inside the bracket first.

Step 3

Exam Tip

(a_3=3(3+2)=15) है। परीक्षा में कोष्ठक के अंदर पहले सरल करें।

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यदि (a_n=n(n+2)) है, तो तीसरा पद क्या होगा? / If (a_n=n(n+2)), what is the third term?

Correct Answer: B. (15). Explanation: (a_3=3(3+2)=15) है। परीक्षा में कोष्ठक के अंदर पहले सरल करें। / (a_3=3(3+2)=15). In exams, simplify inside the bracket first.

Which concept should I revise for this Mathematics MCQ?

(a_3=3(3+2)=15). In exams, simplify inside the bracket first.

What exam hint can help solve this Mathematics question?

(a_3=3(3+2)=15) है। परीक्षा में कोष्ठक के अंदर पहले सरल करें।