曲线与坐标周围成的面积为（）

答案查看网，轻松搜题/搜资源

【单选题】【消耗次数：1】

曲线与坐标周围成的面积为（）

① 4

② 2

③

④ 3

参考答案：

复制

纠错

相关题目

【单选题】面积为4c㎡的正方形，按1：2的比例画出的图形面积为（）

① 1c㎡

② 2c㎡

③ 3c㎡

④ 4c㎡

查看完整题目与答案

【单选题】面积为4c㎡的正方形，按1：2的比例画出的图形面积为[填空]

① 1c㎡

② 2c㎡

③ 3c㎡

④ 4c㎡

查看完整题目与答案

【单选题】若向量a={1,2,3} b={2,3,4},则a与b的数量积为

① 19

② 20

③ 21

④ 22

查看完整题目与答案

【判断题】曲线y=<img class=jc-formula data-tex=-{ x }^{ 3 }+{ x }^{ 2 }+2x src=https://huaweicloudobs.ahjxjy.cn/40FE0360A868FCA6A0A250F051164ADF.png style=vertical-align: middle;/>与x轴所围成图形的面积为1.

① 正确

② 错误

查看完整题目与答案

【单选题】正态曲线下，横轴上从均数到+∞的面积为

① 50%

② 95%

③ 97.5%

④ 99%

查看完整题目与答案

【单选题】曲线<img src=https://huaweicloudobs.ahjxjy.cn/68AF3BE85995AA1625E87139C583E1C0.png title=EYF1PR46`W~B~~S_]CPHVHH.png alt=EYF1PR46`W~B~~S_]CPHVHH.png/>与坐标轴围成的平面图形的面积为（）

① <img src=https://huaweicloudobs.ahjxjy.cn/659504B248A346D222FBCBFC8FF74593.png title=~[`S}(WBYC%H~8CE(`1`MGO.png alt=~[`S}(WBYC%H~8CE(`1`MGO.png/>

② 2

③ 3

④ 4

查看完整题目与答案

【单选题】成人面、颈、双手、前胸和前腹部约2/3烧伤时，烧伤面积为

① 16％

② 18％

③ 20％

④ 22％

⑤ 24％

查看完整题目与答案

【单选题】标准正态曲线下，横轴上从0到1.96的面积为

① 95%

② 99%

③ 47.5%

④ 45%

查看完整题目与答案

【判断题】标准正态曲线下，横轴上从–∞到0的面积为0.95。

① 正确

② 错误

查看完整题目与答案

【单选题】正态分布曲线下，横轴上，从μ-1、96σ到μ+1、96σ的面积为( )

① 95%

② 49.5%

③ 99%

④ 97%

查看完整题目与答案

随机题目

【单选题】 To their credit the Department of Energy _____these ideas and funded a detailed study.

① took over

② took on

③ took up

④ took to

查看完整题目与答案

【单选题】 If the scheme is _____carried out without waste of time or energy I shall be completely satisfied.

① relatively

② noticeably

③ appropriately

④ efficiently

查看完整题目与答案

【单选题】 When we drove to the country, we saw many _____.

① herds of cattles

② herds of catt

③ herd of cattle

④ herd of cattles

查看完整题目与答案

【单选题】 Televisions enable us to see things happen almost at the exact moment _____.

① which they are happening

② they are happening

③ which they happen

④ they have happened

查看完整题目与答案

【单选题】 To their credit the Department of Energy _____these ideas and funded a detailed study.

① took over

② took on

③ took up

④ took to

查看完整题目与答案

【单选题】 Once our chickens started laying eggs, we had such a _____of eggs that we were giving many away to our neighbors.

① output

② surplus

③ production

④ plenty

查看完整题目与答案

【单选题】 Individual lines of the poem were very beautiful, but I didn’t see how the lines fit together. To me, the poem wasnt _____.

① inherent

② coherent

③ logical

④ corporate

查看完整题目与答案

【单选题】 This book has been in the works so long that I have lost _____of most of the sources found for me by the staff of the library.

① trace

② trail

③ track

④ touch

查看完整题目与答案

【单选题】 _____ for a long time, the fields are all dried up.

① There has been no rain

② Having no rain

③ There having been no rain

④ There being no rain

查看完整题目与答案

【单选题】 She often says her greatest happiness _____serving the handicapped children.

① relies on

② consists in

③ composes of

④ comprises in

查看完整题目与答案