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~ x + y + z = 3, x² + y² + z² = 5, x³ + y³ + z³ = 7 ➪ x⁴ + y⁴ + z⁴ = ? A reaction produced 52.1 g of kcl how much o2 was produced in grams? Let X1 & X2 have joint pmf p(x1, x2)=(x1x2)/36. 0 otherwise Find joint pmf of Y1=X1X2 and Y2=X2? How do i find price elacity for a quasilinear function? Step by step? Is it true that the oxidation number of an ion is equal to its protons subtracting its electrons?