Chapter 4, Problem 4QC

To determine

To calculate; the additive inverse and multiplicative inverse.

Answer to Problem 4QC

Solution: $1.35,-\frac{1}{1.35}$

Explanation of Solution

The additive inverse of $-1.35$ is a number $x$ such that $-1.35+x=0.$ So, $x=1.35$

The multiplicative inverse of $-1.35$ is a number $x$ , such that $-1.35x=1.$ So, $x=-\frac{1}{1.35}.$