यदि (A(x)=x-9+8) और (B(x)=-x-9+10x-6), तो (A(x)+B(x)) की डिग्री क्या है?
If (A(x)=x-9+8) and (B(x)=-x-9+10x-6), what is the degree of (A(x)+B(x))?
Explanation opens after your attempt
B. (6)
Concept
On adding, the \(x^9\) terms cancel and \(10x^6+8\) remains. Its degree is (6).
Why this answer is correct
The correct answer is B. (6). On adding, the \(x^9\) terms cancel and \(10x^6+8\) remains. Its degree is (6).
Exam Tip
जोड़ने पर \(x^9\) पद कटते हैं और \(10x^6+8\) बचता है। इसकी डिग्री (6) है।
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