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Daniel Bulant 2022-06-09 13:57:25 +02:00
parent 2832ea819a
commit ef20279e13
2 changed files with 11 additions and 11 deletions
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4
notes/.obsidian/plugins/obsidian-activity-history/data.json vendored
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@ -13,7 +13,7 @@
{ {
"path": "/", "path": "/",
"date": "2022-06-09", "date": "2022-06-09",
"size": 859944 "size": 859955
} }
], ],
"activityHistory": [ "activityHistory": [
@ -710,7 +710,7 @@
}, },
{ {
"date": "2022-06-09", "date": "2022-06-09",
"value": 16439 "value": 16450
} }
] ]
} }

18
notes/mat/Příklady.md
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@ -199,13 +199,13 @@ $z=9$
Rozdíl čísla x a jeho druhé odmocniny je -0.24. Rozdíl čísla x a jeho druhé odmocniny je -0.24.
$x - \sqrt{x}=-0.24$ | $^2$ $x - \sqrt{x}=-0.24$ | $^2$
$x^2-x+0=0.0576$ $x^2-x+0=0.0576$
$x^2-x+0.0576=0$
$10000x^2-10000x+576=0$
$D=b^2-4ac$ $D=b^2-4ac$
$D=(-1)^2-4*1*0$ $D=10000^2-4*10000*576$
$D=1$ $D=100000000-23040000$
$\sqrt{D}=1$ $D=76960000$
$x=\frac{-b\pm\sqrt{D}}{2a}$ $\sqrt{D}=8772.6848797845$
$x=\frac{1\pm1}2$ $x=\frac{-b^2\pm\sqrt{D}}{2a}$
$x_1=1$ $x=\frac{10000\pm8772.6848797845}{20000}$
$x_2=0$ $x_1=
$K=\emptyset$