Question

1. what does additive inverse mean? choose all that are correct.

a) a numbers distance from zero
b) the number itself
c) the number needed to make zero when you add
d) the opposite of a number

1. the additive inverse of any positive integer is?

a) none of these
b) its positive value
c) neither negative nor positive
d) its negative value

Explanation:

Additive inverse of a number $x$ is $-x$ so that $x+( - x)=0$. For 21, c and d are correct definitions. For 22, additive inverse of positive integer is negative value.

Answer:

1. c) The number needed to make zero when you add, d) The opposite of a number
2. d) Its negative value