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An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?
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Mathematics, 21.06.2019 20:00
For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.
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