# Fill in the blank or answer true or false. If the rate of decay of a radioactive

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Fill in the blank or answer true or false.

If the rate of decay of a radioactive substance is proportional to the amount A(t) remaining at time t, then the half-life of the substance is necessarily T = 2(ln 2)/k. The rate of decay of the substance at time t = T is one-half the rate of decay at t = 0. _______

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**Related Book For**

## A First Course in Differential Equations with Modeling Applications

**ISBN:** 978-1305965720

11th edition

**Authors:** Dennis G. Zill