Concept-wise Practice

double-minus-two MCQ Questions for Class 9

double-minus-two se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with double-minus-two.

यदि \(a_1=6\) और \(a_{n+1}=2a_n-2\) है तो \(a_3\) का मान क्या है?

If \(a_1=6\) and \(a_{n+1}=2a_n-2\), what is the value of \(a_3\)?

Explanation opens after your attempt
Correct Answer

C. (18)

Step 1

Concept

The terms are (6,10,18), so \(a_3=18\). Exam tip: subtract after multiplication.

Step 2

Why this answer is correct

The correct answer is C. (18). The terms are (6,10,18), so \(a_3=18\). Exam tip: subtract after multiplication.

Step 3

Exam Tip

पद (6,10,18) हैं इसलिए \(a_3=18\) है। नियम में घटाव गुणा के बाद करें।

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