यदि (b=-2), तो ((b+2)x^{12}+5x-6-4) की डिग्री क्या होगी?
If (b=-2), what will be the degree of ((b+2)x^{12}+5x-6-4)?
Explanation opens after your attempt
B. (6)
Concept
When (b=-2), the \(x^{12}\) term disappears. The remaining highest power is (6).
Why this answer is correct
The correct answer is B. (6). When (b=-2), the \(x^{12}\) term disappears. The remaining highest power is (6).
Exam Tip
(b=-2) होने पर \(x^{12}\) पद हट जाता है। बची हुई सबसे बड़ी घात (6) है।
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