- Does the equation x^2+y=144 define y as a function of x?

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How can i determine crop coefficient of constructed wetland macrophytes? If you started with 3.60g of Copper and reacted it with an excess of nitric acid what mass of copper hydroxide would you expect to recover? ~ x + y + z = 3, x² + y² + z² = 5, x³ + y³ + z³ = 7 ➪ x⁴ + y⁴ + z⁴ = ? Multiply matrices A and B of any sizes legally (no size compatibility requirment). What kind of matrix multiplication am I? A 25.0mL solution containing .60M HCl was titrated with 0.50M NaOH. Calculate the pH before the titration and at equivalence point?