यदि (r=0), तो \(rx^7+3x^2-10\) की डिग्री क्या होगी?

If (r=0), what will be the degree of \(rx^7+3x^2-10\)?

Explanation opens after your attempt
Correct Answer

C. (2)

Step 1

Concept

When (r=0), the \(x^7\) term disappears. The remaining highest power is (2).

Step 2

Why this answer is correct

The correct answer is C. (2). When (r=0), the \(x^7\) term disappears. The remaining highest power is (2).

Step 3

Exam Tip

(r=0) होने पर \(x^7\) पद हट जाता है। बची हुई सबसे बड़ी घात (2) है।

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Mathematics Answer, Explanation and Revision Hints

यदि (r=0), तो \(rx^7+3x^2-10\) की डिग्री क्या होगी? / If (r=0), what will be the degree of \(rx^7+3x^2-10\)?

Correct Answer: C. (2). Explanation: (r=0) होने पर \(x^7\) पद हट जाता है। बची हुई सबसे बड़ी घात (2) है। / When (r=0), the \(x^7\) term disappears. The remaining highest power is (2).

Which concept should I revise for this Mathematics MCQ?

When (r=0), the \(x^7\) term disappears. The remaining highest power is (2).

What exam hint can help solve this Mathematics question?

(r=0) होने पर \(x^7\) पद हट जाता है। बची हुई सबसे बड़ी घात (2) है।