किस मान पर ((d-1)x-4+(d+3)x-2+6) की डिग्री (2) होगी?

For which value will the degree of ((d-1)x-4+(d+3)x-2+6) be (2)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. (d=1)

Step 1

Concept

For degree (2), the \(x^4\) term must vanish and the \(x^2\) term must remain. This is true at (d=1).

Step 2

Why this answer is correct

The correct answer is A. (d=1). For degree (2), the \(x^4\) term must vanish and the \(x^2\) term must remain. This is true at (d=1).

Step 3

Exam Tip

डिग्री (2) के लिए \(x^4\) पद हटना चाहिए और \(x^2\) पद बचना चाहिए। (d=1) पर यह सही होता है।

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Mathematics Answer, Explanation and Revision Hints

किस मान पर ((d-1)x-4+(d+3)x-2+6) की डिग्री (2) होगी? / For which value will the degree of ((d-1)x-4+(d+3)x-2+6) be (2)?

Correct Answer: A. (d=1). Explanation: डिग्री (2) के लिए \(x^4\) पद हटना चाहिए और \(x^2\) पद बचना चाहिए। (d=1) पर यह सही होता है। / For degree (2), the \(x^4\) term must vanish and the \(x^2\) term must remain. This is true at (d=1).

Which concept should I revise for this Mathematics MCQ?

For degree (2), the \(x^4\) term must vanish and the \(x^2\) term must remain. This is true at (d=1).

What exam hint can help solve this Mathematics question?

डिग्री (2) के लिए \(x^4\) पद हटना चाहिए और \(x^2\) पद बचना चाहिए। (d=1) पर यह सही होता है।