किस विकल्प में बहुपद है और उसके सभी अशून्य पदों की घातें सम हैं?

Which option is a polynomial and all its non-zero variable terms have even powers?

Explanation opens after your attempt
Correct Answer

B. \(3x^4-2x^2+9\)

Step 1

Concept

In \(3x^4-2x^2+9\), the non-zero variable term powers are (4) and (2). Both are even and valid powers.

Step 2

Why this answer is correct

The correct answer is B. \(3x^4-2x^2+9\). In \(3x^4-2x^2+9\), the non-zero variable term powers are (4) and (2). Both are even and valid powers.

Step 3

Exam Tip

\(3x^4-2x^2+9\) में चर वाले अशून्य पदों की घातें (4) और (2) हैं। दोनों सम और मान्य घातें हैं।

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किस विकल्प में बहुपद है और उसके सभी अशून्य पदों की घातें सम हैं? / Which option is a polynomial and all its non-zero variable terms have even powers?

Correct Answer: B. \(3x^4-2x^2+9\). Explanation: \(3x^4-2x^2+9\) में चर वाले अशून्य पदों की घातें (4) और (2) हैं। दोनों सम और मान्य घातें हैं। / In \(3x^4-2x^2+9\), the non-zero variable term powers are (4) and (2). Both are even and valid powers.

Which concept should I revise for this Mathematics MCQ?

In \(3x^4-2x^2+9\), the non-zero variable term powers are (4) and (2). Both are even and valid powers.

What exam hint can help solve this Mathematics question?

\(3x^4-2x^2+9\) में चर वाले अशून्य पदों की घातें (4) और (2) हैं। दोनों सम और मान्य घातें हैं।