Classify the following polynomial as polynomial in one variable, two variables etc.
$x^{2} - 2 x y + y^{2} + 1$

One Variable

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Two Variables

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Three Variables

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Four Variables

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Solution

The correct option is B Two Variables
There are two variables in the given equation, i.e. $x$ and $y$ while $1$ is a constant.

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Classify the following polynomial as polynomial in one variable, two variables etc.x2−2xy+y2+1

The correct option is B Two VariablesThere are two variables in the given equation, i.e. x and y while 1 is a constant.

Classify the following polynomial as polynomial in one variable, two variables etc.
$x^{2} - 2 x y + y^{2} + 1$

The correct option is B Two Variables
There are two variables in the given equation, i.e. $x$ and $y$ while $1$ is a constant.