Mathematics, 17.10.2019 05:30 Sawyer4648
An outdoor racetrack is shaped like an ellipse. the equation of the outer lane is . each lane is approximately 1 meter apart. find the length and width of the inner lane, as indicated in the figure. assume that the center is located at , that the track is a horizontal ellipse, and that one meter is equivalent to one coordinate unit
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Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota
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Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 โ 25n โ 75
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