Relation between Slopes and Coefficients in Equations of Pair of Lines
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What is a principal argument in complex numbers?
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The area (in sq. units) of an equilateral triangle inscribed in the parabola , with one of its vertices on the vertex of this parabola,
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z1 (3, 2), z2 (1, 5) and origin O form a triangle. Find the angle between the sides Oz1 and Oz2
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