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Mathematics, 21.06.2019 20:50
These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?
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What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?
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Mathematics, 22.06.2019 05:30
The sales tax for an item was $8.40 and it cost $420 before tax. find the sales tax rate. write your answer as a percentage.
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Mathematics, 22.06.2019 07:30
What decimal is equivalent to -3 1/8? -3.12 -3.18 -3.1205 -3.125
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Solve the equation r4·r3 =...
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