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# Motion along a curve (differential calc)

AP.CALC: FUN‑8 (EU), FUN‑8.B (LO), FUN‑8.B.1 (EK)
You might need: Calculator

## Problem

A particle moves along the curve x, y, equals, 10 so that the y-coordinate is increasing at a constant rate of 3 units per minute.
What is the rate of change (in units per minute) of the particle's x-coordinate when the particle is at the point left parenthesis, 2, comma, 5, right parenthesis?