क्रम \(84,76,68,\ldots\) के (n)वें पद का सही नियम कौन सा है?
Which is the correct rule for the (n)th term of \(84,76,68,\ldots\)?
Explanation opens after your attempt
A. \(a_n=92-8n\)
Concept
Putting (n=1) gives (92-8=84). This rule decreases by (8) each time.
Why this answer is correct
The correct answer is A. \(a_n=92-8n\). Putting (n=1) gives (92-8=84). This rule decreases by (8) each time.
Exam Tip
(n=1) रखने पर (92-8=84) मिलता है। यह हर बार (8) घटाने वाला नियम है।
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