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题目 #21389

UUID
b567105c-ea0a-4180-925c-d30324c34658
来源
人教版/七下/2026江苏七年级期末数学试卷+答案415.pdf 第 2 页,bbox [30.22, 553.94, 306.92, 596.51]
题型 / 学科
subjective / 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 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)

已知\(3x-5\)的算术平方根是\(5,1-2y\)的立方根是-3. (1) 求\(x,y的值; (2) 求\sqrt{x+2y-2}的平方根.

答案 / 解析

答案(f_answer)

x = 10, y = 14;\(\pm\sqrt{6}\)

解析(f_ways)

(1)由题意可得,3x −5 =\(5^{2}\),  1 −2y = (−3)^{3},即3x −5 = 25,  1 −2y = −27,解 得x = 10,  y = 14,故x, y的值为x = 10, y = 14. (2)将x,y的值代入√x+ 2y−2,得x+ 2y−2 = 10 +\(2 \times 14\)−2 = 36,所以 √x + 2y −2 = √36 = 6, ∴√x + 2y −2 的平方根为  ± √6.

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-auditor PASS 0.950
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
2026-09-25 00:59:46ERRORERROR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]
2026-09-25 00:54:22FORMULAWARN公式转换未确认,保留原文本: solution