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题目 #17302

UUID
3934a7bc-44ee-4ba8-8cd5-adf61b91bb04
来源
A中考/2026江苏中考期末数学试卷+答案420.pdf 第 3 页,bbox [30.57, 364.67, 281.04, 430.26]
题型 / 学科
fill_blank / math / JUNIOR
知识树
KT_JUNIOR_MATH_STANDARD
难度
难度 2 / 5 简单 · 单一知识点
QA 状态
存疑 / 待修复 公式已降级 重试 0 次,得分 -
最终题 ID
-
错误
处理异常: LLM call failed after retries: HTTPConnectionPool(host='127.0.0.1', port=8091): Read timed out. (read timeout=120) [endpoints: http://127.0.0.1:8092/v1 -> http://127.0.0.1:8091/v1]

最终题干渲染(f_body 预览)

二次函数\(y = ax^{2} + bx + c(a \neq 0)\)的图象过点$(0,m)$, $A (1,-m)$,$C(2,n)$, $D(3, -m)$,其中$m,n为常数,则\(fracmn B\)的值为____.

答案 / 解析

答案(f_answer)

−\(\frac{3}{5}\). −\(\frac{5}{3}\)m

解析(f_ways)

把 (0, m), B(1, −m), D(3, −m)代入y =\(ax^{2}\)+ bx + c A     a =\(\frac{2}{3}\)m  c = m    (a  0)中,得 + + c = −,b = −\(\frac{8}{3}\)m. y = \(\frac{a}{a} \frac{b}{3} \frac{m}{m}\) 9 + b + c = −   c = m   \(\frac{2}{3}mx^{2}\)−\(\frac{8}{3}\)mx + m.把 (2,n)代入y =\(\frac{2}{3}mx^{2}\)−\(\frac{8}{3}\)mx + C m,得n =\(\frac{2}{3}\)m\(2^{2}\)−\(\frac{8}{3}\)m+2 m,n = −\(\frac{5}{3}\)m,\(\frac{m}{n} =\)m = −\(\frac{3}{5}\),故答案为 −\(\frac{3}{5}\). −\(\frac{5}{3}\)m

原图与资产(0)

该题没有裁出图片资产

审计记录

阶段审计器结果得分依据(简短)
STRUCTURE structure-rule PASS 0.900
FORMULA formula-auditor PASS 1.000
KNOWLEDGE knowledge-auditor WARN -
VISION vision-auditor PASS 0.950
SOLVER blind-solver PASS 1.000
CRITIC critic PASS 1.000
SYMBOLIC symbolic-auditor WARN 0.550

知识点(0)

无

事件

时间阶段级别消息
2026-09-23 21:14:19ERRORERROR处理异常: LLM call failed after retries: HTTPConnectionPool(host='127.0.0.1', port=8091): Read timed out. (read timeout=120) [endpoints: http://127.0.0.1:8092/v1 -> http://127.0.0.1:8091/v1]
2026-09-23 21:08:57FORMULAWARN公式转换未确认,保留原文本: solution
2026-09-23 21:04:57FORMULAWARN公式转换未确认,保留原文本: answer