### Distance between the lighthouse

Assignment Help Basic Computer Science
##### Reference no: EM131108766

Suppose a ship is sailing at a rate of 20km/h parellel to a straight shoreline. The ship is 8km from shore when it passes a lighthouse @ 1PM?

a) Let h be the distance between the lighthouse and the ship. Let d be the distance from the ship has travelled since 1pm. Express h as a function of d.

b) Express d as a function of t, the time elapsed since 1pm.

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