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The graph of the equation $y^{2} + z^{2} = 0$ in the three - dimensional space is

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Correct option is A

Sum of squares of two variables is zero implies that each must be equal to zeroHence, y2+z2=0implies that y=0,and z=0Therefore, the equation y=0and z=0 represents x-axis

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The graph of the equation y2+z2=0in the three - dimensional space is

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The graph of the equation $y^{2} + z^{2} = 0$ in the three - dimensional space is