बहुपद ((x-1)(x+1)) की डिग्री क्या है?
What is the degree of the polynomial ((x-1)(x+1))?
Explanation opens after your attempt
B. (2)
Concept
The product is \(x^2-1\). Its highest power is (2).
Why this answer is correct
The correct answer is B. (2). The product is \(x^2-1\). Its highest power is (2).
Exam Tip
गुणनफल \(x^2-1\) है। इसमें सबसे बड़ी घात (2) है।
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