Matematika A - 2024./25. jesen - 19.

$a=-ba=-b$ i $a\mathrm{\ne }0a\; \backslash mathrel\{\backslash char`\ne \}\; 0$

$a=ba=b$ i $b\mathrm{\ne }0b\; \backslash mathrel\{\backslash char`\ne \}\; 0$

$a=0a=0$ i $b\mathrm{\ne }0b\; \backslash mathrel\{\backslash char`\ne \}\; 0$

$b=0b=0$ i $a\mathrm{\ne }0a\; \backslash mathrel\{\backslash char`\ne \}\; 0$