ریاضی نهم

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

امتحان نهم هماهنگ کشوری خرداد 1404

<span data-lexical-equation="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" data-lexical-inline="true" class="d-inline-block ltr">{3x−y=1x+2y=5​​⇒{2×(3x−y)=1x+2y=5​​⇒{6x−2y=2x+2y=5​​7x=7(0/5)​x=1​​3x−y=1x=1<svg width="400em" height="0.522em" viewBox="0 0 400000 522" preserveAspectRatio="xMaxYMin slice"><path d="M0 241v40h399891c-47.3 35.3-84 78-110 128
-16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20
 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7
 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85
-40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5
-12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67
 151.7 139 205zm0 0v40h399900v-40z"></path></svg>​3(1)−y=1→(0/5)<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
 35.313 51.3 80.813 93.8 136.5 127.5 55.688 33.7 117.188 55.8 184.5 66.5.688
 0 2 .3 4 1 18.688 2.7 76 4.3 172 5h399450v120H429l-6-1c-124.688-8-235-61.7
-331-161C60.687 138.7 32.312 99.3 7 54L0 41V6z"></path></svg><svg width="400em" height="0.548em" viewBox="0 0 400000 548" preserveAspectRatio="xMidYMin slice"><path d="M199572 214
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
 53.3-86.7 123.7-153 211-199 66.7-36 137.3-56.3 212-62h199568v120H200432c-178.3
 11.7-311.7 78.3-403 201-6 8-9.7 12-11 12-.7.7-6.7 1-18 1s-17.3-.3-18-1c-1.3 0
-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
 28.7-117 45-179 50H-300V214h399897c43.3-7 81-15 113-26 100.7-33 179.7-91 237
-174 2.7-5 6-9 10-13 .7-1 7.3-1 20-1h17z"></path></svg>−y=−2→y=2​​

دستگاه معادلۀ خطی زیر را حل کنید. (1){3x−y=1x+2y=5​

حل تشریحی سوال شماره 13 ریاضی نهم

امتحان نهم هماهنگ کشوری خرداد 1404

پاسخ ها

ارسال پاسخ