कौन-सा व्यंजक (z) में बहुपद है?
Which expression is a polynomial in (z)?
Explanation opens after your attempt
C. \(3z^4-z^2+8\)
Concept
In \(3z^4-z^2+8\), the powers of (z) are (4), (2), and (0). All powers are valid.
Why this answer is correct
The correct answer is C. \(3z^4-z^2+8\). In \(3z^4-z^2+8\), the powers of (z) are (4), (2), and (0). All powers are valid.
Exam Tip
\(3z^4-z^2+8\) में (z) की घातें (4), (2) और (0) हैं। सभी घातें मान्य हैं।
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