Level 1: 2 Points on a Line

Two points are located proportionally on a line segment. What function defines the proportional distance from point A to points C and D, in terms of t?

Hint: one point is located at t.

Tip: write the functions as strings, for example, sin(t), 3^t, t^2 + 2*2 - 1, cot(t), etc.

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