A mail.google.com ) = 220 + 95 • cos /0 ubtitles-YouTube Team for Trigonometry Review - mafuentesmoguel@s.sfusd.edu - San. E Open with Google Docs Trig/Pre-Calculus Review Group Task Name: Date: Directions: with. Read the questions carefully and be sure to show all your work! Do this in your notebook. You may have to make graphs on desmos to help. Find at least one other person to work on this The distance between Earth and Mars is (approximately) a sinusoidal function of time whose equation is given by: Ed(t) = 220 + 95 · cos 390 (t – 555) where t is the number of days after today and "d" is in million of miles. a) Draw one full cycle of this equation. Label the midline, amplitude, period and horizontal shift b) How far apart are the two plants today? c) What is the farthest distance they are apart? d) What is the closest distance they are apart? e) How much time elapses approach? een the times of closest What are the first two positive times between which Mars will be within 200 million miles of Earth? 9) HONORS/EXTRA CREDIT TASK! How long does it take the planet Mars to make a complete orbit around the sun? Page 1 1 F3 F4 F6 F7 FB F9 F10

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