((xy)4) का सही विस्तार कौन सा है?
Which is the correct expansion of ((xy)4)?
Explanation opens after your attempt
A. \(x^4y^4\)
Concept
The power of a product applies to each factor, so ((xy)4=x-4y-4). Rules for sums and products are different.
Why this answer is correct
The correct answer is A. \(x^4y^4\). The power of a product applies to each factor, so ((xy)4=x-4y-4). Rules for sums and products are different.
Exam Tip
गुणनफल की घात हर गुणक पर लगती है इसलिए ((xy)4=x-4y-4)। योग और गुणनफल के नियम अलग होते हैं।
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