13 lines
292 B
Markdown
13 lines
292 B
Markdown
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tags:
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- Mathematics
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- Prealgebra
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- theorems-axioms-laws
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---
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**Let $a$ represent any member of $\mathbb{Z}$. Then there is a unique member of $\mathbb{Z}$ $-a$ such that:**
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$$ a + (-a) = 0 $$
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The sum of a number and it's negative (called **the additive inverse**) is always zero.
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