\(x^2-25\) का गुणनखंडन कौन सा है?
Which is the factorisation of \(x^2-25\)?
Explanation opens after your attempt
C. ((x-5)(x+5))
Concept
\(25=5^2\) and this is a difference of squares. Therefore (x-2-25=(x-5)(x+5)).
Why this answer is correct
The correct answer is C. ((x-5)(x+5)). \(25=5^2\) and this is a difference of squares. Therefore (x-2-25=(x-5)(x+5)).
Exam Tip
\(25=5^2\) है और यह वर्गों का अंतर है। इसलिए (x-2-25=(x-5)(x+5)) होगा।
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