Tool

Simple Interest Growth

Plot $A = P(1 + rt)$ over time with adjustable principal, rate, and years.

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Inputs: Principal P, annual rate r, graph horizon in years, and selected year marker.

Outputs: Linear growth curve, selected amount A(t), and total interest A(t) - P.

Used for: Use for understanding linear growth and the basic simple-interest formula.

interestfinancealgebralinear-growth