कौन-सा व्यंजक (x) में बहुपद नहीं है क्योंकि चर की घात ऋणात्मक है?

Which expression is not a polynomial in (x) because the variable has a negative power?

Explanation opens after your attempt
Correct Answer

D. \(5x^{-3}+1\)

Step 1

Concept

The power in \(x^{-3}\) is negative. Negative powers are not allowed in a polynomial.

Step 2

Why this answer is correct

The correct answer is D. \(5x^{-3}+1\). The power in \(x^{-3}\) is negative. Negative powers are not allowed in a polynomial.

Step 3

Exam Tip

\(x^{-3}\) की घात ऋणात्मक है। बहुपद में ऋणात्मक घात स्वीकार्य नहीं होती।

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Mathematics Answer, Explanation and Revision Hints

कौन-सा व्यंजक (x) में बहुपद नहीं है क्योंकि चर की घात ऋणात्मक है? / Which expression is not a polynomial in (x) because the variable has a negative power?

Correct Answer: D. \(5x^{-3}+1\). Explanation: \(x^{-3}\) की घात ऋणात्मक है। बहुपद में ऋणात्मक घात स्वीकार्य नहीं होती। / The power in \(x^{-3}\) is negative. Negative powers are not allowed in a polynomial.

Which concept should I revise for this Mathematics MCQ?

The power in \(x^{-3}\) is negative. Negative powers are not allowed in a polynomial.

What exam hint can help solve this Mathematics question?

\(x^{-3}\) की घात ऋणात्मक है। बहुपद में ऋणात्मक घात स्वीकार्य नहीं होती।