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Use the discriminant to determine the number of real roots the equation has. 7x 2 + 3x + 1 =0. (a) One real root (a
Use the discriminant to determine the number of real roots the equation has. 7x2 + 3x + 1 =0. (a) One real root (a double root), (b) Two distinct real roots, (c) Three real roots, (d) None (two imaginary roots)
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