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mes Garcia: Attempt 1 Question 2 (2 points) The sinusoidal function that represents electrical current in Australia and the sinusoidal function that represents electrical current in Canada are shown in the following graph. 240 Australia 180 120 Canada , 60 -60 120 60 -120 -180 -240 The sinusoidal function representing electrical current in Australia differs from the sinusoidal function representing electrical current in Canada in which of the following ways? Choose the correct answer, and explain how you determined your answer. A. amplitude and period B. period and horizontal shift C. amplitude and vertical shift D. horizontal shift and vertical shift Format BIU Question 3 (2 points)Use the following information to answer the next 3 questions. The distance from the Sun can be approximated by the equation: D - 2.5 cos 0.0172(n - 185) + 150 where D represents the distance in millions of kilometres and n represents the number of days into the year. Question 4 (2 points) How far will Earth be from the Sun on March 21, the eightieth day of the year? Format B I U - 9 5 x Question 5 (2 points) Determine the range of distances that Earth can be from the Sun. Format BIU Question 6 (2 points) What is the period of this cycle? Explain what the period means in the context of this question. FormatFunctions: Lesson 3 Assignment James Garcia: Attempt 1 Question 3 (2 points) Determine an equation for the following sinusoidal function. 457 90 135 180 225 2709 315- 360 Format ~ B / U - Use the following information to answer the next 3 questions. The distance from the Sun can be approximated by the equation: D - 2.5 cos 0.0172(n - 185) + 150