Use units in the calculations when possible. 1. A deck-officer in watch observes a lighthouse when it rises behind the horizon. The lighthouse is 30 m high above the sea-level and the deck-officer is standing on the bridge so that his eyes are 8 m above the sea-level. Find the distance between the observer and the lighthouse. The radius of the earth is 6378 km.

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Chapter2: Second-order Linear Odes
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Use units in the calculations when possible.
1. A deck-officer in watch observes a lighthouse when it rises behind the horizon. The lighthouse is
30 m high above the sea-level and the deck-officer is standing on the bridge so that his eyes are 8
m above the sea-level. Find the distance between the observer and the lighthouse. The radius of the
earth is 6378 km.
Transcribed Image Text:Use units in the calculations when possible. 1. A deck-officer in watch observes a lighthouse when it rises behind the horizon. The lighthouse is 30 m high above the sea-level and the deck-officer is standing on the bridge so that his eyes are 8 m above the sea-level. Find the distance between the observer and the lighthouse. The radius of the earth is 6378 km.
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