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      您的位置:首頁 > 試題 > [寧德市有幾個(gè)縣]寧德市2015-2016學(xué)年度第一學(xué)期高一質(zhì)量檢測(cè)

      [寧德市有幾個(gè)縣]寧德市2015-2016學(xué)年度第一學(xué)期高一質(zhì)量檢測(cè)

      時(shí)間:2014-01-07   來源:試題   點(diǎn)擊:   投訴建議

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        寧德市2015-2016學(xué)年度第一學(xué)期高一質(zhì)量檢測(cè)(一)

        1.下列關(guān)系式中正確的是

        A. B. C. D. 2.函數(shù) 的定義域?yàn)?/p>

        A. B. C. D. 3.在一次游戲中,獲獎(jiǎng)?wù)甙聪到y(tǒng)抽樣的方法從編號(hào)為1~56的56種不同獎(jiǎng)品中抽取4件,已知編號(hào)為6、20、48的獎(jiǎng)品已被抽出,則被抽出的4件獎(jiǎng)品中還有一件獎(jiǎng)品的編號(hào)是

        A.32 B.33 C.34 D.35

        4.若函數(shù) 唯一的零點(diǎn)同時(shí)在(1,1.5),(1.25,1.5),(1.375,1.5),(1.4375,1.5)內(nèi),則該零點(diǎn)(精確度為0.1)的一個(gè)近似值約為

        A.1.02 B.1.27 C.1.39 D.1.45

        5.函數(shù) 的圖像大致是

        A. B. C. D.

        6.如圖,函數(shù) 的圖像過矩形OABC的頂點(diǎn)B,且 .

        若在矩形OABC內(nèi)隨機(jī)地撒100粒豆子,落在圖中陰影部分

        的豆子有67粒,則據(jù)此可以估算出圖中陰影部分的面積約為

        a=3

        b=1

        IF a<b THEN

        c=a

        ELSE

        c=b

        END IF

        PRINT c

        END

        A.2.64 B.2.68 C.5.36 D.6.64

        7.運(yùn)行右圖所示的程序,最后輸出的結(jié)果是

        A.3 B.1

        C. D. 8.某校為了解高三學(xué)生英語聽力情況,抽查了甲、乙兩班各

        十名學(xué)生的一次英語聽力成績(jī),并將所得數(shù)據(jù)用莖葉圖表示

        (如圖所示),則以下判斷正確的是

        A.甲組數(shù)據(jù)的眾數(shù)為28

        B.甲組數(shù)據(jù)的中位數(shù)是22

        甲

        乙

        8 0

        9 7 7 7 1 6 7 8 9 9

        8 8 6 5 2 1 1 2 3 4

        0 3

        C.乙組數(shù)據(jù)的最大值為30

        D.乙組數(shù)據(jù)的極差為16

        9.某市刑警隊(duì)對(duì)警員進(jìn)行技能測(cè)試,測(cè)試成績(jī)分為優(yōu)秀、良好、

        合格三個(gè)等級(jí),測(cè)試結(jié)果如下表:(單位:人)

        優(yōu)秀良好合格

        男40105

        開始

        S=0,i=2

        是

        否

        輸入m

        S=S+i

        i=i+2

        i >m ?

        輸出S

        結(jié)束

        25

        女a(chǎn)155

        若按優(yōu)秀、良好、合格三個(gè)等級(jí)分層,從中抽取40人,成績(jī)

        為良好的有24人,則 等于

        A.10 B.15 C.20 D.30

        10.如圖是運(yùn)算 的程序框圖,則其中實(shí)數(shù)m的取值范圍是

        A. B.

        C. D.

        11.某商場(chǎng)為了解商品銷售情況,對(duì)某種電器今年一至六月份的

        月銷售量 (臺(tái)) 進(jìn)行統(tǒng)計(jì),得數(shù)據(jù)如下:

        (月份)123456

        (臺(tái))6910862

        根據(jù)上表中的數(shù)據(jù),你認(rèn)為能較好描述月銷售量 (臺(tái))與時(shí)間 (月份)變化關(guān)系的模擬函數(shù)是

        A. B. C. D. 12.已知函數(shù) 滿足 ,且 時(shí), ,函數(shù) 為偶函數(shù),且 時(shí), ,則函數(shù) 的圖像與函數(shù) 的圖像的所有交點(diǎn)的橫坐標(biāo)之和等于

        A.0 B. 2 C. 4 D.6

        第Ⅱ卷(非選擇題 90分)

        二、填空題:本大題共4小題,每小題5分,共20分.請(qǐng)把答案填在答題卷的相應(yīng)位置.

        13. 口袋內(nèi)裝有形狀、大小完全相同的紅球、白球和黑球,它們的個(gè)數(shù)分別為3、2、1,從中隨機(jī)摸出1個(gè)球,則摸出的球不是白球的概率為 .

        14. 已知定義在 上的奇函數(shù) 滿足 ,且 ,則 = .

        15.在某次飛鏢集訓(xùn)中,甲、乙、丙三人10次飛鏢成績(jī)的條形圖如下所示,則他們?nèi)酥谐煽?jī)最穩(wěn)定的是 .

        乙

        甲

        丙

        16. 已知方程 的兩根為 ,且 ,則 的大小關(guān)系為

        .(用“<”號(hào)連接)

        寧德市2015-2016學(xué)年度第一學(xué)期高一質(zhì)量檢測(cè)(二)

        (本題滿分10分)

        (Ⅰ)已知全集 , , .

        求集合 和集合 ;

        (Ⅱ)計(jì)算:

        (本題滿分12分)

        已知 為 上的偶函數(shù).

        (Ⅰ)求實(shí)數(shù) 的值;

        (Ⅱ)判斷函數(shù) 在 上的單調(diào)性,并利用定義證明.

        (本題滿分12分)

        某公司為確定下一年度投入某種產(chǎn)品的宣傳費(fèi),需了解年宣傳費(fèi) (單位:萬元)對(duì)年銷售量 (單位:噸)的影響,為此對(duì)近6年的年宣傳費(fèi) (單位:萬元)和年銷售量 (單位:噸)的數(shù)據(jù)進(jìn)行整理,得如下統(tǒng)計(jì)表:

        x(萬元)234.557.58

        y(噸)33.53.5467

        (Ⅰ)由表中數(shù)據(jù)求得線性回歸方程 中的 ,試求出 的值;

        (Ⅱ)已知這種產(chǎn)品的年利潤(rùn) (單位:萬元)與 、 之間的關(guān)系為 ,根據(jù)(Ⅰ)中所求的回歸方程,求年宣傳費(fèi)x為何值時(shí),年利潤(rùn) 的預(yù)估值最大?

        (本題滿分12分)

        開始

        輸入x

        x<1?

        輸出y

        結(jié)束

        是

        否

        閱讀如圖所示程序框圖,根據(jù)框圖的算法功能回答下列問題:

        (Ⅰ)當(dāng)輸入的 時(shí),求輸出 的值組成的集合;

        (Ⅱ)已知輸入的 時(shí),輸出 的最大值為8,最小值

        為3,求實(shí)數(shù) 的值.

        .(本題滿分12分)

        為了調(diào)查某校2000名高中生的體能情況,從中隨機(jī)選取m名學(xué)生進(jìn)行體能測(cè)試,將得到的成績(jī)分成 , ,…, 六個(gè)組,并作出如下頻率分布直方圖,已知第四組的頻數(shù)為12,圖中從左到右的第一、二個(gè)矩形的面積比為4:5.規(guī)定:成績(jī)?cè)?、 、 、 的分別記為“不合格”、“合格”、“良好”,“優(yōu)秀”,根據(jù)圖中的信息,回答下列問題.

        (Ⅰ)求x和m的值,并補(bǔ)全這個(gè)頻率分布直方圖;

        (Ⅱ)利用樣本估計(jì)總體的思想,估計(jì)該校學(xué)生體能情況為“優(yōu)秀或良好”的人數(shù);

        (Ⅲ)根據(jù)頻率分布直方圖,從“不合格”和“優(yōu)秀”的兩組學(xué)生中隨機(jī)抽取2人,求所抽取的2人恰好形成“一幫一” (一個(gè)優(yōu)秀、一個(gè)不合格)互助小組的概率.

        0.020

        頻率/組距

        100

        0.005

        0.010

        x

        60

        分?jǐn)?shù)

        70

        80

        90

        0.040

        0.030

        110

        0

        120

        0.0225

        (本題滿分12分)

        已知函數(shù) 的圖象過點(diǎn) ,且滿足 .

        (Ⅰ)求函數(shù) 的解析式;

        (Ⅱ)若函數(shù) 在 上的最大與最小值之和為 ,求實(shí)數(shù) 的值;

        (Ⅲ)若實(shí)數(shù) 為函數(shù) 且 的一個(gè)零點(diǎn),求證:函數(shù) 的圖象恒在函數(shù) 圖象的上方.

        寧德市2015-2016學(xué)年度第一學(xué)期高一質(zhì)量檢測(cè)(三)

        一、選擇題:本大題共12小題,每小題5分,共60分

        1.D 2.C 3.C 4.D 5.A 6.C 7.B 8.B 9.A 10.B 11.C 12.C

        二、填空題:本大題共4小題,每小題5分,共20分.

        13. 14.3 15.丙 16. 三、解答題:本大題共6小題,共70分.

        17.(本題滿分10分)

        解:(Ⅰ)由已知得 ,······································· 2分

        ,······································································ 4分

        ∴ .······································································ 5分

        (Ⅱ) = ······································································· 8分

        =4- ················································································ 9分

        =5- ··················································································· 10分

        (注:原式4個(gè)加數(shù)每個(gè)化簡(jiǎn)正確得1分,即 =4- …1分; = …1分; …1分; =1…1分.)

        18.(本題滿分12分)

        解:(Ⅰ)法一:∵ 為 上的偶函數(shù)

        ∴ ······································································· 2分

        ∴ ···································································· 3分

        ∴ , ∴ ················································································ 4分

        ∴ ·················································································· 5分

        法二:∵ 為偶函數(shù)

        ∴ ········································································ 2分

        ∴ ························································ 3分

        ∴ ·················································································· 4分

        經(jīng)檢驗(yàn)得: 時(shí), 為偶函數(shù)

        ∴ ················································································ 5分

        (Ⅱ)函數(shù) 在 上單調(diào)遞減··········································· 6分

        證明:設(shè) ,則

        ······················································· 7分

        ························································ 8分

        ···················································· 9分

        ∵ ∴ , , , ······························· 10分

        ∴ ,得 ,

        ∴ ······································································· 11分

        ∴函數(shù) 在 上是單調(diào)遞減函數(shù)········································· 12分

        19.(本題滿分12分)

        解:(Ⅰ)由已知得

        ,······················································ 2分

        ,······················································ 4分

        因?yàn)榫€性回歸直線過點(diǎn) ,且 ,

        所以 ,解得 ,················································· 6分

        (Ⅱ)由(Ⅰ)得 ,························································· 7分

        ∴ ,······················································· 9分

        ···································································· 10分

        當(dāng) 時(shí), 取得最大值,························································· 11分

        所以年宣傳費(fèi)為9萬元時(shí),年利潤(rùn)的預(yù)估值最大. ······························ 12分

        (注:用公式法求“ 時(shí), 取得最大值”同樣給2分)

        20.(本題滿分12分)

        解:(Ⅰ)由程序框圖可知, ············································· 1分

        當(dāng) 時(shí), ,函數(shù)在[-1,1)上是減函數(shù),······················ 2分

        ∴ ,即 ······························································· 3分

        當(dāng) 時(shí), ,函數(shù)在[1,3]上是增函數(shù)································ 4分

        ∴ ,即 ······························································· 5分

        綜上得,輸入x∈[-1,3],輸出 的值組成的集合為 ························ 6分

        (Ⅱ)當(dāng) 時(shí),輸入 ,輸出 ,不合題意,∴ ······ 7分

        當(dāng) 時(shí), ,函數(shù)在 上是減函數(shù),由已知得 ·· 8分

        解之得 ·········································································· 9分

        當(dāng) 時(shí), ,函數(shù)在 上是增函數(shù),由已知得 ·· 10分

        解之得 ··········································································· 11分

        0.020

        頻率/組距

        100

        0.005

        0.010

        x

        60

        分?jǐn)?shù)

        70

        80

        90

        0.040

        0.030

        110

        0

        120

        0.0225

        綜上得,所求實(shí)數(shù) 的值為 或 ···································· 12分

        21. (本題滿分12分)

        解:(Ⅰ)依題意得: ,……1分

        解得 ……………………………2分

        ∴第四組的頻率為

        ……………………………………………3分

        ∴ ∴ ………………………………… 4分

        補(bǔ)全頻率分布直方圖如圖…………………5分

        (Ⅱ)由圖估計(jì)“優(yōu)秀或良好”的人數(shù)為

        ························································· 6分

        ···················································································· 7分

        (Ⅲ)“不合格”的人數(shù)為 ,

        “優(yōu)秀”的人數(shù)為 ,·················································· 8分

        設(shè)“不合格”的4人分別為 ,“優(yōu)秀”的2人分別為 ,從中任取2人的所有基本事件為: , , , , , , , , , , , , , , ,共15種···················································································· 10分

        設(shè)所抽取的2人恰好形成“一幫一”互助小組為事件A,其中包含的基本事件為: , , , , , , , ,共有8種:··································· 11分

        故所抽取的2人恰好形成“一幫一”互助小組的概率 ················· 12分

        (注:15種基本事件,全對(duì)得2分,列錯(cuò)1~7種扣1分,錯(cuò)8種及以上不給分)

        22. (本題滿分12分)

        解:(Ⅰ)依題意得: ··························································· 2分

        解得 ∴ . ··························································· 3分

        (Ⅱ)∵ 又 在 單調(diào)遞增,

        ∴ , ································································ 4分

        ∴ ∴ ···································································· 5分

        ∴ ∴ ····················································································· 6分

        (Ⅲ)∵ , (i)當(dāng) 時(shí), 在 上單調(diào)遞增

        由 在 上單調(diào)遞增,得 在 上單調(diào)遞增

        ∴ 在 上單調(diào)遞增

        又 (或 )

        ∴ 在 上存在唯一零點(diǎn),

        ∴當(dāng) 時(shí), ······························································· 8分

        (ⅱ) 當(dāng) 時(shí), 在 上單調(diào)遞減

        由 在 上單調(diào)遞增,得 在 上單調(diào)遞減

        ∴ 在 上單調(diào)遞減

        又∵ , ∴ 在 上存在唯一零點(diǎn),

        ∴當(dāng) 時(shí), ·························································· 10分

        (注:因 時(shí),由對(duì)數(shù)函數(shù)性質(zhì)可得函數(shù) 的圖像以 為漸進(jìn)線,故此題用“ 趨于-1時(shí)函數(shù) 趨于正無窮大”來求解,同樣可以得分.)

        綜上得, 且 ,(此步?jīng)]寫不扣分)

        ∴ ··························································· 11分

        即對(duì)于任意 ,都有 ∴函數(shù) 的圖象恒在 的圖象上方.···························· 12分

        (注意:答案只要出現(xiàn) ,均可得1分)

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