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Formation of Algebraic Expressions

The variable ...

Question

The variable in the polynomial $z^{3} + 2 z^{2} + 5 z + 1$ is

1

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2

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z

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All of the above

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Solution

The correct option is D $z$
The value of the polynomial changes as the variable changes.
Hence, $z$ is the variable in the polynomial.

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Similar questions

z^{3} + 2 z^{2} + 5 z + 1

z^{3} + 2 z^{2} + 5 z + 1

z = - 1

z^{3} + 2 z^{2} + 5 z + 1

z = 1

z^{3} + 2 z^{2} + 5 z + 1

z = 0

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