Determine the equation of the directrix of the parabola
Determine the equation of the directrix of the parabola which includes the origin, is symmetric about the y-axis and passes through (6, 3)? Show the different steps and equations needed to solve this.
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A 200 g object tied to a string 80 cm long travels in a vertical circle of radius 80 cm. At the top of the circle the speed of the object is 4.5 m/s. What is the tension in the string at this position?
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Determine the equation of the directrix of the parabola which includes the origin, is symmetric about the y-axis and passes through (6, 3)?
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Given that prices cannot be negative and that demand should be zero or more, what domain makes business sense for the demand function? Use inequality notation.
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