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Soustavy nerovnic - GJŠ Zlín - Student - Gymnázium a Jazyková ...

Soustavy nerovnic - GJŠ Zlín - Student - Gymnázium a Jazyková ...

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<strong>Soustavy</strong> <strong>nerovnic</strong><br />

<strong>Soustavy</strong> <strong>nerovnic</strong> o jedné neznámé (7. - 8. lekce)<br />

Pˇríklad 2<br />

a)<br />

4x + 12 − x 2<br />

3x<br />

4x + 12 − x2 ≤ 0<br />

3x<br />

nulové body:<br />

−x 2 + 4x + 12<br />

3x<br />

≤ 0 ∧<br />

x + 2 − x2<br />

2x<br />

−2 0 6<br />

≤ 0

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