(a) What does the equation y x 2 represent as a curve in R 2 (b) What does it represent as a surface in R 3 (c) What does the equation z y 2 represent

Question: (a) What does the equation y = x 2 represent as a curve in R 2 ? (b) What does it represent as a surface

(a) What does the equation y = x² represent as a curve in R²?
(b) What does it represent as a surface in R³?
(c) What does the equation z = y² represent?

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