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سؤالات امتحان هماهنگ کشوری درس ریاضی نهم خرداد 1404 (2)

امتحان نهم هماهنگ کشوری خرداد 1404

الف)<span data-lexical-equation="XGxlZnR8IDItXHNxcnR7NX0gXHJpZ2h0fCtcbGVmdHwgNCBccmlnaHR8PVx1bmRlcmJyYWNley0oMi1cc3FydHs1fSkrNH1feygwLzI1KX09XHVuZGVyYnJhY2V7LTIrXHNxcnR7NX0rNH1feygwLzI1KX09XHVuZGVyYnJhY2V7Mitcc3FydHs1fX1feygwLzI1KX0=" data-lexical-inline="true" class="d-inline-block ltr"><svg width="0.333em" height="1.200em" viewBox="0 0 333 1200"><path d="M145 15 v585 v0 v585 c2.667,10,9.667,15,21,15
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M834 80h400000v40h-400000z"></path></svg>​<svg width="0.333em" height="1.200em" viewBox="0 0 333 1200"><path d="M145 15 v585 v0 v585 c2.667,10,9.667,15,21,15
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c5.3,-9.3,12,-14,20,-14
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M834 80h400000v40h-400000z"></path></svg>​)+4​​=(0/25)<svg width="400em" height="0.548em" viewBox="0 0 400000 548" preserveAspectRatio="xMinYMin slice"><path d="M0 6l6-6h17c12.688 0 19.313.3 20 1 4 4 7.313 8.3 10 13
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M834 80h400000v40h-400000z"></path></svg>​+4​​=(0/25)<svg width="400em" height="0.548em" viewBox="0 0 400000 548" preserveAspectRatio="xMinYMin slice"><path d="M0 6l6-6h17c12.688 0 19.313.3 20 1 4 4 7.313 8.3 10 13
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c100.7 8.3 195.3 44 280 108 55.3 42 101.7 93 139 153l9 14c2.7-4 5.7-8.7 9-14
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-5-4-11-12-44.7-59.3-101.3-106.3-170-141s-145.3-54.3-229-60H0V214z"></path></svg><svg width="400em" height="0.548em" viewBox="0 0 400000 548" preserveAspectRatio="xMaxYMin slice"><path d="M399994 0l6 6v35l-6 11c-56 104-135.3 181.3-238 232-57.3
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-174 2.7-5 6-9 10-13 .7-1 7.3-1 20-1h17z"></path></svg>2+5<svg width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702
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c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z
M834 80h400000v40h-400000z"></path></svg>​​​ب) مجموعۀ B={x∈R∣1≤x≤4} (0/25)؛ چون مجموعه شامل اعداد گنگ هم هست. (0/25)

الف) حاصل عبارت زیر را به ساده‌ترین شکل بنویسید. (0/75)<svg width="0.333em" height="1.200em" viewBox="0 0 333 1200"><path d="M145 15 v585 v0 v585 c2.667,10,9.667,15,21,15
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M834 80h400000v40h-400000z"></path></svg>​<svg width="0.333em" height="1.200em" viewBox="0 0 333 1200"><path d="M145 15 v585 v0 v585 c2.667,10,9.667,15,21,15
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c-10,0,-16.667,5,-20,15z M188 15 H145 v585 v0 v585 h43z"></path></svg>​+∣4∣=ب) کدام‌یک از مجموعه‌های زیر با مجموعۀ نقاط روی شکل زیر برابر است؟ چرا؟ (0/5)<span data-lexical-equation="XGJlZ2lue21hdHJpeH1BPVxsZWZ0XHt4XGluIFFcLHxcLDFcbGUgeFxsZTRccmlnaHRcfVxcIEI9XGxlZnRce3hcaW4gUlwsfFwsMVxsZSB4XGxlNFxyaWdodFx9XGVuZHttYXRyaXh9" data-lexical-inline="true" class="d-inline-block ltr">A={x∈Q∣1≤x≤4}B={x∈R∣1≤x≤4}​<img src="https://api.bamaclass.com/assets/attachments/content/0/5846aaf8-4b50-4f93-ac1d-9d6269a96507.png" alt="" width="246" height="34.44645570770023">

حل تشریحی سوال شماره 6 ریاضی نهم

امتحان نهم هماهنگ کشوری خرداد 1404

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