यदि (A(x)=x-7+5) और (B(x)=-x-7+6x-4), तो (A(x)+B(x)) की डिग्री क्या है?
If (A(x)=x-7+5) and (B(x)=-x-7+6x-4), what is the degree of (A(x)+B(x))?
Explanation opens after your attempt
C. (4)
Concept
On adding, the \(x^7\) terms cancel and \(6x^4+5\) remains. Its degree is (4).
Why this answer is correct
The correct answer is C. (4). On adding, the \(x^7\) terms cancel and \(6x^4+5\) remains. Its degree is (4).
Exam Tip
जोड़ने पर \(x^7\) पद कटते हैं और \(6x^4+5\) बचता है। इसकी डिग्री (4) है।
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