Trigonometry Question

A company needs to connect a physical data line to a building on an island located 1000m off the shore. The hub station that needs to be connected to the island building is located 3000m away from... more

Word problems involving different conic sections

A satellite dish has a shape called a paraboloid, where each cross-section is a parabola; since radio signals will bounce off the surface of the dish to the focus, the receiver should be placed at... more

Sketch the two cycles of the graph (starting from x = 0) of the given function. Indicate the amplitude, period, phase shift, domain and range and vertical asymptotes.

Sketch the two cycles of the graph (starting from x = 0) of the given function. Indicate the amplitude, period, phase shift, domain and range and vertical asymptotes. y = -sec x

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