名校
1 . 如图,在
中,
为
内一点,
,
,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5745e2dc1d5308872c68ae932cd13ffa.png)
___________ .
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/35588bf5-e7fa-4363-af8b-18114863f3f9.png?resizew=142)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9b0d3cf342e065b4c8e21443bfbfbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45acdbac251ca6b76a166c1242e71df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9641d01140939c44450bf39773272af6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5745e2dc1d5308872c68ae932cd13ffa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/35588bf5-e7fa-4363-af8b-18114863f3f9.png?resizew=142)
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2卷引用:新疆维吾尔自治区2021届高三年级第二次诊断性测试数学(文)试题(问卷)
2 . 等比数列
中,
为数列
的前
项和,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f6f206e8b0d859e6396bdd9d7c97d86.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/133ce00aa4b67e1d90b9e3cb996fd371.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f6f206e8b0d859e6396bdd9d7c97d86.png)
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2卷引用:新疆乌鲁木齐地区2021届高三三模数学(理)试题
名校
3 . 不等式
的解集是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84f560b71d7c28630e35403163b76117.png)
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10卷引用:高考新疆维吾尔自治区乌鲁木齐地区2021届高三二模数学(文)试题
高考新疆维吾尔自治区乌鲁木齐地区2021届高三二模数学(文)试题(已下线)考向03 不等式性质与一元二次不等式(重点)四川省凉山州民族中学2021-2022学年高二上学期入学摸底考试数学(文)试题西藏自治区林芝市第二高级中学2022届高三上学期第一次月考数学(理)试题(已下线)专题二 指对幂函数及三角函数(已下线)专题04一元二次不等式-2022年(新高考)数学高频考点+重点题型湖北省咸宁市崇阳县众望高中2022-2023学年高一下学期开学检测数学试题福建省福州第十五中学2022-2023学年高一上学期期中数学试题湖南省长沙市雅礼中学2021-2022学年高一上学期期末复习数学试题(已下线)专题04 一元二次不等式
4 . 若变量
,
满足
,则目标函数
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d22b4a6775a298948569ee8e6a1f4c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4489516aca67a6afe53fac2f1477f76.png)
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2卷引用:新疆维吾尔自治区2021届高三第二次适应性检测数学(理)试题
5 . 如图,在直角
中,
,
,
是
的中点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350d9f16e66c2bf7e8e3c7dd6418e639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297cff4cc5c2ba2cc54d58566b43b8ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712254176993280/2716164908662784/STEM/306bffd9-0ef8-49a3-92ad-522c7479c528.png?resizew=178)
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4卷引用:新疆维吾尔自治区2021届高三年级第二次诊断性测试数学(理)试题(问卷)
新疆维吾尔自治区2021届高三年级第二次诊断性测试数学(理)试题(问卷)(已下线)专题03 解三角形-2020-2021学年高一数学下学期期末专项复习(苏教版2019必修第二册)江西省宜春市上高二中2020-2021学年高一下学期第五次月考数学(文)试题江西省宜春市上高二中2020-2021学年高一下学期第五次月考数学(理)试题
解题方法
6 . 若变量
满足
,则目标函数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39b0a0fd41a5ab35d8019909c416be14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4489516aca67a6afe53fac2f1477f76.png)
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7 . 在
中,已知
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/facd1fcfad659e95da18c38e5eb157b8.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d649afbddd907f0dfec1420f02f82fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dae8221601c7bd5c51fd520615581fa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40954bfac12909f6d33e2bd1e8680b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/facd1fcfad659e95da18c38e5eb157b8.png)
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5卷引用:新疆维吾尔自治区2021届高三第二次适应性检测数学(文)试题
新疆维吾尔自治区2021届高三第二次适应性检测数学(文)试题新疆维吾尔自治区2021届高三第二次适应性检测数学(理)试题(已下线)专题03 解三角形-2020-2021学年高一数学下学期期末专项复习(苏教版2019必修第二册)甘肃省白银市学科基地2021届高三高考数学(理)模拟试题(二)浙江省湖州中学2022-2023学年高一下学期3月第一次检测数学试题
解题方法
8 . 若实数
,
满足不等式组
,则
的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39254ce8fe574f5f92165c627c4b59e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c23653f335ac7d4b8f78cafba9ea116.png)
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3卷引用:新疆维吾尔自治区2021届高三第二次联考数学(理)能力测试试题
解题方法
9 . 设变量
满足约束条件
,则
的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c439414068b6d21054e64941440be5e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a125cb40ab3d54de9f3a444032af5e4.png)
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2卷引用:新疆乌鲁木齐市2021届高三年级第一次质量检测数学(理)试题
解题方法
10 . 记
为等比数列
的前
项和,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c2864e2ec3416cc4c081ac1f71a0af.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faef6cdcc09e50a51643703b5585a015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c2864e2ec3416cc4c081ac1f71a0af.png)
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