बहुपद (\(x^3+3x\)\(x^4-x\)-x-7) की डिग्री क्या है?
What is the degree of (\(x^3+3x\)\(x^4-x\)-x-7)?
Explanation opens after your attempt
B. (5)
Concept
Multiplication gives \(x^7+3x^5-x^4-3x^2\), and \(x^7\) cancels. The remaining highest power is (5).
Why this answer is correct
The correct answer is B. (5). Multiplication gives \(x^7+3x^5-x^4-3x^2\), and \(x^7\) cancels. The remaining highest power is (5).
Exam Tip
गुणन से \(x^7+3x^5-x^4-3x^2\) मिलता है और \(x^7\) कटता है। बची सबसे बड़ी घात (5) है।
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