Chapter 5 - Exponential and Logarithmic Functions - 5.3 Exponential Functions - 5.3 Assess Your Understanding - Page 283: 108

a) $34.99\text{mm}^2$ b) $3.01\text{mm}^2$

a) If $A(n)=A_0e^{-0.35n}$, then if $A_0=100\text{mm}^2$, $n=3$, $A(3)=100e^{-0.35\cdot3}=34.99\text{mm}^2$ b) If $A(n)=A_0e^{-0.35n}$, then if $A_0=100\text{mm}^2$, $n=10$, $A(3)=100e^{-0.35\cdot10}=3.01\text{mm}^2$