यदि (b=4), तो ((b-4)x^{13}+6x-7-2) की डिग्री क्या होगी?
If (b=4), what will be the degree of ((b-4)x^{13}+6x-7-2)?
Explanation opens after your attempt
D. (7)
Concept
When (b=4), the \(x^{13}\) term disappears. The remaining highest power is (7).
Why this answer is correct
The correct answer is D. (7). When (b=4), the \(x^{13}\) term disappears. The remaining highest power is (7).
Exam Tip
(b=4) होने पर \(x^{13}\) पद हट जाता है। बची हुई सबसे बड़ी घात (7) है।
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