OpenStax, Precalculus 2e §7.6 Modeling with Trigonometric Functions · Exercise 47 · Trigonometry · Identities
Modeling with Trigonometric Functions · Exercise 47
A plane flies 1 hour at 150 mph at east of north, then continues to fly for 1.5 hours at 120 mph, this time at a bearing of east of north. Find the total distance from the starting point and the direct angle flown north of east.
OpenStax, Precalculus 2e · §7.6 Modeling with Trigonometric Functions · Exercise 47
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