कौन सा कथन (xy) और (x+y) के बारे में सही है?
Which statement about (xy) and (x+y) is correct?
Explanation opens after your attempt
B. (xy) गुणन है और (x+y) योग है(xy) is product and (x+y) is sum
Concept
Variables written together show multiplication and the (+) sign shows addition. So (xy) and (x+y) are different expressions.
Why this answer is correct
The correct answer is B. (xy) गुणन है और (x+y) योग है / (xy) is product and (x+y) is sum. Variables written together show multiplication and the (+) sign shows addition. So (xy) and (x+y) are different expressions.
Exam Tip
साथ लिखे गए चर गुणन दर्शाते हैं और (+) चिह्न योग दर्शाता है। इसलिए (xy) और (x+y) अलग व्यंजक हैं।
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