व्यंजक (9-r) में कितने पद हैं?
How many terms are there in (9-r)?
Explanation opens after your attempt
C. (2)
Concept
In (9-r), the terms are (9) and (-r). Take the sign with the term after a minus sign.
Why this answer is correct
The correct answer is C. (2). In (9-r), the terms are (9) and (-r). Take the sign with the term after a minus sign.
Exam Tip
(9-r) में (9) और (-r) दो पद हैं। घटाव के चिन्ह के बाद वाला पद चिन्ह सहित लें।
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