What is the equation of an ellipse with foci at (-2, 0) and (2, 0), major axis length of 10, and the center at the origin?
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Math question: What is the simplified form of (3x^2 - 2x + 5)/(2x^2 - 3x + 1) as x approaches 1?
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Math question: Find the amplitude, period, phase shift, and vertical shift of the cosine function f(x) = cos x.Answer: The amplitude of the cosine function is 1, the period is 2π, there is no phase shift (phase shift = 0), and the vertical shift is 0. The