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ap-known-difference-expert MCQ Questions for Class 10

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Question 1/1 Expert Mathematics Arithmetic Progressions (AP) Finding the $n$th term of an AP Class 10 Level 64

यदि \(a_1=34\) और \(a_{19}=a_1+162\) है, तो \(a_{47}\) क्या होगा?

If \(a_1=34\) and \(a_{19}=a_1+162\), what is \(a_{47}\)?

Explanation opens after your attempt
Correct Answer

A. (448)

Step 1

Concept

From (18d=162), (d=9). \(a_{47}=34+46\times9=448\).

Step 2

Why this answer is correct

The correct answer is A. (448). From (18d=162), (d=9). \(a_{47}=34+46\times9=448\).

Step 3

Exam Tip

(18d=162) से (d=9)। \(a_{47}=34+46\times9=448\)।

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