(3u+4v) में कितने चर हैं?
How many variables are there in (3u+4v)?
Explanation opens after your attempt
B. (2)
Concept
The variables in this expression are (u) and (v). So there are (2) variables.
Why this answer is correct
The correct answer is B. (2). The variables in this expression are (u) and (v). So there are (2) variables.
Exam Tip
इस व्यंजक में चर (u) और (v) हैं। इसलिए कुल (2) चर हैं।
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