Created by StemPy LabLet be any complex number with and , and let be its conjugate. Which of the following statements are true for every such ?
One or more options are correct. Tick all the correct ones: a wrong option costs marks, and a part-right answer earns part of the marks.
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← The figure, which is not drawn to scale, shows a square ABCD in the Argand plane, with its corners taken in the anticlockwise order A, B, C, D. The corner A is the point 2 + i and B is the point 5 + 2 i. Which complex number does the corner D represent?Consider the quadratic equation x² - 2(a - 1)x + (2a + 1) = 0, where a is a real number that may take different values. A repeated root counts as two equal roots. Which of the following statements about its roots are correct? →
More onAlgebra › Complex Numbers
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