समानांतर श्रेढ़ी \(100,90,80,70,\ldots\) का (11)वाँ पद क्या है?
What is the (11)th term of the arithmetic progression \(100,90,80,70,\ldots\)?
Explanation opens after your attempt
A. (0)
Concept
Here (a=100) and (d=-10), so (a_{11}=100+10(-10)=0). Up to the (11)th term, (10) gaps are used.
Why this answer is correct
The correct answer is A. (0). Here (a=100) and (d=-10), so (a_{11}=100+10(-10)=0). Up to the (11)th term, (10) gaps are used.
Exam Tip
यहाँ (a=100) और (d=-10), इसलिए (a_{11}=100+10(-10)=0)। (11)वें पद तक (10) अंतर लगते हैं।
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