如图,直线
经过点
,
.
(2)求直线
:
与直线
及两条坐标轴围成图形的面积;
(3)根据图象,直接写出关于x的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04f797e56ade85e23e9eef2501060ed0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44713f4a17e9b1408ab1995c1675529a.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06d58aabf178e41b21e3982b4e53e4d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(3)根据图象,直接写出关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ef3b1b735e5a78f91df42fa9ff8c6e.png)
更新时间:2024-04-21 11:38:45
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相似题推荐
解答题-问答题
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适中
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【推荐1】如图,一次函数
和反比例函数
(
)的图象交于点
,
两点,一次函数图象交 y 轴于点 A.
(1)求一次函数与反比例函数的解析式;
(2)连接
,
,求
的面积;
(3)根据图象直接写出
时,x 的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/197d37a322f0754e556e7b03e1d4e9be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc4622a5f65ffbece28e09206b0cb8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0baedc4d7e690ab3f7d80d30ba0a9efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f6314d6f44c7d35b2b4b5cdc041d344.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab03172a5dceb97e27e2e78c1962115c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/15/120f385b-7a3b-4038-b5f2-23f9c834a2cb.png?resizew=136)
(1)求一次函数与反比例函数的解析式;
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e72a855bb6d80737099e412ed52a26b.png)
(3)根据图象直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655eb0278684e061d6a00fa578a1fdaa.png)
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【推荐2】如图,已知A(﹣3,
),B(﹣1,m)是一次函数y=kx+b与反比例函数y=
图象的两个交点,AC⊥x轴于点C,BD⊥y轴于点D.
(1)求m的值及一次函数解析式;
(2)P是线段AB上的一点,连接PC,PD,若△PCA和△PDB面积相等,求点P坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b96ef70cbbce3e94f422654956292df4.png)
(1)求m的值及一次函数解析式;
(2)P是线段AB上的一点,连接PC,PD,若△PCA和△PDB面积相等,求点P坐标.
![](https://img.xkw.com/dksih/QBM/2020/6/5/2477859380166656/2479103582969856/STEM/3569d597ad214a52a101ddabedb0e277.png?resizew=199)
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【推荐1】如图,一次函数y=﹣x+m的图像与反比例函数y
在第一象限的图像交于A(a,4)和B两点.
![](https://img.xkw.com/dksih/QBM/2022/2/10/2913635960414208/2987560026988544/STEM/f54662fc-ffd0-421a-a4c4-3dbfbcc8d1d6.png?resizew=198)
(1)求一次函数的表达式;
(2)在第一象限内,当一次函数y=﹣x+m的值大于反比例函数y
的值时,求自变量x的取值范围;
(3)若在x轴上有一动点P,连接PA,PB,求当PA+PB的值最小时,P点的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/241557321fc04df3c3f6769edb350443.png)
![](https://img.xkw.com/dksih/QBM/2022/2/10/2913635960414208/2987560026988544/STEM/f54662fc-ffd0-421a-a4c4-3dbfbcc8d1d6.png?resizew=198)
(1)求一次函数的表达式;
(2)在第一象限内,当一次函数y=﹣x+m的值大于反比例函数y
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/241557321fc04df3c3f6769edb350443.png)
(3)若在x轴上有一动点P,连接PA,PB,求当PA+PB的值最小时,P点的坐标.
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解答题-作图题
|
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【推荐2】已知一次函数
的图象经过点
.
![](https://img.xkw.com/dksih/QBM/2020/9/27/2558827710906368/2563669152653312/STEM/b793fd7a-c3e4-4904-a3d5-3d6c6c865b36.png)
(1)求此一次函数解析式,并画出函数图象;
(2)求此一次函数图象与坐标轴围成图形的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e73aaf41c36cb542f9bad029181f9020.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5265d99095b635f62c7915298ec0e963.png)
![](https://img.xkw.com/dksih/QBM/2020/9/27/2558827710906368/2563669152653312/STEM/b793fd7a-c3e4-4904-a3d5-3d6c6c865b36.png)
(1)求此一次函数解析式,并画出函数图象;
(2)求此一次函数图象与坐标轴围成图形的面积.
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【推荐1】如图,一次函数
与反比例函数
的图象交于
,
两点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/11/cbd2f21b-a0ff-45e8-8f0c-5f1e97adf844.png?resizew=160)
(1)求一次函数的解析式;
(2)连接
,求
的面积;
(3)当
时,根据图象直接写出
时,
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4271b4cff19c713d1d7f2a608507aa92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55c682adff545de70588a3eecd0de4ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed9ab5da14ad84c760be9e57892af44e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/11/cbd2f21b-a0ff-45e8-8f0c-5f1e97adf844.png?resizew=160)
(1)求一次函数的解析式;
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f47ddc7c9fb41942160e3cafcf756776.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6ab5f4f7836b67cb0f5f78207abcbdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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解答题-作图题
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【推荐2】探究函数的性质可以扩展我们的数学思维、某班数学兴趣小组同学探究函数
(a,b为常数,且
)的性质,探究过程如下,请解决下列问题:
①列表:
分析数据,完成填空:
________,
________,
_______;
②描点:在平面直角坐标系中,根据表中的数值描点
,现已描出部分点,请补充表中未描出的各点;
③连线:用平滑的曲线顺次连接各点,请画出函数图象.
(2)探索函数性质:
当
时,y随x的增大而减小,当
时,y随x的增大而________;
(3)运用函数性质:
①不等式
的解集是________;
②当
时,对于x的每一个值,函数
的值小于函数
的值且小于7,则t的值为________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a445a63c743d461b7ba72c5ce94dee1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
①列表:
x | … | ![]() | ![]() | ![]() | 0 | 1 | 2 | 3 | 4 | … |
y | … | 9 | 7 | 5 | 3 | 1 | 3 | 5 | m | … |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
②描点:在平面直角坐标系中,根据表中的数值描点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3d9aa1d34d66a6876aa0566c8fc8b0a.png)
③连线:用平滑的曲线顺次连接各点,请画出函数图象.
(2)探索函数性质:
当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ccaa6e503b61e9ae78d8439cba2e328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/636289ad84b4a3a51095dd32ca201f94.png)
(3)运用函数性质:
①不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8aa7ffd050ebf631e59b43dc2612522b.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c2a0a6e41c1cb5b4224229125def599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b4f9f1112ad1424026a4d041723466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a445a63c743d461b7ba72c5ce94dee1.png)
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解答题-问答题
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【推荐1】如图,在平面直角坐标系
中,反比例函数
的图像经过点
,点
在
轴的负半轴上,
交
轴于点
,
为线段
的中点.
______,点
的坐标为______;
(2)若点
为线段
上的一个动点,过点
作
轴,交反比例函数图像于点
,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c9940526785ca763da2dfa35e77c934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bff180ec1ba3e18ddc4042882b88d53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d2522a6e2f5f434d684cfedea6690e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e00bf73d03dded1cf5f83cc5339361.png)
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【推荐2】一次函数
的图像
随
增大而减小,且经过点
.
求(1)
的值;
(2)求该直线与坐标轴围成的三角形的面积及坐标原点到直线的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b0e3fc8cb1eecf451d9947b067fb1a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1571abd840aff6d43ec6bd0489fdb95e.png)
求(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1019d4ad2e3fb4a7abb66e0e9e55b556.png)
(2)求该直线与坐标轴围成的三角形的面积及坐标原点到直线的距离.
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