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if a person's eye is x maters above sea level, and can see y meters in the horizon, then y=4√x - 1. what if the eye level is 10 materials above sea level, how far he can see on the horizon?
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Greninjack31viz

Answer:

  • He can see  12 meters on the horizon if the eye level is 10 meters above sea level.

Step-by-step explanation:

  • Write the given?

above sea level (x) = 10 m

horizon (y) = ?

  • Substitute to the equation then simplify.

[tex]y=4\sqrt{x-1} \\y=4\sqrt{10-1}\\y=4\sqrt{9} \\y=4(3)\\y=12[/tex]

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