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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Find the volume of the solid that lies within the sphere x^2+y^2+z^2=64, above the xy plane, and outside the cone z=7sqrt(x^2+y^2).
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?
A 0.40 kg mass attached to the end of a string swings in a vertical circle of radius 1.8 m. At an instant when the string makes and angle of 40 degrees below the horizontal the speed of the mass is 5.0 m/s. What is the tension in the string at thi
Determine the equation of the directrix of the parabola which includes the origin, is symmetric about the y-axis and passes through (6, 3)?
A uniform electric field with a magnitude of 6270 N/C points in the positive x direction. Find the change in electric potential energy when a +12.5 µC charge is moved 5.16 cm in the following directions. (a) the positive x direction (b) the
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The brakes of a truck cause it to slow down by applying a retarding force of 3.40 103 N to the truck over a distance of 920 m. What is the magnitude of the work done by this force on the truck? Is the work positive or negative? Why?
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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