4月全國網(wǎng)絡(luò)統(tǒng)考資料《高等數(shù)學(xué)B》第2套模擬題及參考答案

1、2014年4月全國網(wǎng)絡(luò)統(tǒng)考資料高等數(shù)學(xué)b第2套模擬題及參考答案高等數(shù)學(xué)b2一選擇題（滿分20分）本大題共4個(gè)小題，每小題5分對于每小題給出的命題，認(rèn)為正確請選a，認(rèn)為不正確請選b。?x?1,x?0,1函數(shù)f?x?則f?0?1 2,x?0,?a正確 b不正確2極限lim3x?0 x?0a正確 b不正確3函數(shù)f?x?x?1在點(diǎn)3x?1處連續(xù)a正確 b不正確4定積分?10x2dx?x2dx 10a正確 b不正確二選擇題（滿分30分）本大題共6個(gè)小題，每小題5分對于每小題給出的命題，認(rèn)為正確請選a，認(rèn)為不正確請選b。5 f?x?cosx在?,?內(nèi)不是周期函數(shù)a正確 b不正確?3?lim6 極限x?1?

2、1?2 ?x?a正確 b不正確7設(shè)函數(shù) y?4x，則 dy?4dxa正確 b不正確d2y8設(shè)函數(shù)y?4，則2?4 dxa正確 b不正確29不定積分?2xdx?23x?c 3a. 正確 b. 不正確10 dy?xy 是可分離變量的微分方程 dxa. 正確 b. 不正確三選擇題（滿分30分）本大題共6個(gè)小題，每小題5分在每小題給出的四個(gè)選項(xiàng)中，只有一項(xiàng)符合題目要求，把所選項(xiàng)前的字母答在題中相應(yīng)位置上x2?1?( ) 11極限limx?1x?1a. 1 b. 2 c. 4 d. 012設(shè)函數(shù)y?e，則dy?（ ）a2edx bedxc2x2x2x12xedx dexdx 2dy13設(shè)函數(shù)y?xsin

3、x，則 ?（ ）dxa sinx b xcosxc cosx d sinx?xcosx14設(shè)函數(shù)f?x?f?x?( ).a在?,0?內(nèi)單調(diào)增加,在?0,?內(nèi)單調(diào)減少b在?,0?內(nèi)單調(diào)減少,在?0,?內(nèi)單調(diào)增加c在?,?單調(diào)增加d. 在?,?內(nèi)單調(diào)減少15 ddx ?x?1?dx?（ ）a. x b. ?1 c. x?1 d. x?116定積分?20(cosx?2x)dx?（ ）2222?1 d1? a?1? b1? c4444四選擇題（滿分20分）本大題共4個(gè)小題，每小題5分在每小題給出的四個(gè)選項(xiàng)中，只有一項(xiàng)符合題目要求，把所選項(xiàng)前的字母答在題中相應(yīng)位置上x17 不定積分?xd3?( ) xx

4、a. x3?3dx b. x3x?3xln3dxxxxxc. x3?3dx d. x3?3ln3dx ?18曲線y?x?3x?1的凸區(qū)間是（ ）a?2,?1? b(?1,?) c(?,?1) d?,?19定積分32?e-10ln(x?1)x=（ ）x?1a?11 b0 ce?1 d 22dycosx 的通解是（ ） ?dxcosy20 微分方程asinx?siny?c bcosx?cosy?ccsinx?siny?c d cosx?cosy?c1b 2a5b 6b11b 12a17c 18b解答 3a 4b 7a 8b 9a 13d 14c 15c 19d 20a a 16d 10c29c91

5、afe4ced1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afedd1b6c87d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af95ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9d1b6c8795ad9c91afe4ced1b6c8795a1afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c87

6、95ad29c91afc91fe4ced1d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6cd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af8795ad9c91fe4ced1d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c87d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af5d1b6c8795ad9c

7、91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afad9c91fe4ced1b6c8795ad29c91afb6c8795ad29c91afb6c8795ad29c91afd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c9

8、1affe4ced1b6c8795ad29c91afc8795ad9c91fe4ced1b6c8795ad29c91afd1b6c8795ad9c91afed1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8d1b6c8795ad9c91afe4ced1d91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afc91fe4ced1d1b6c871afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afc91fe4ced1d1b6c8795ad9c91

9、afe4ced1b6c8795ad91afe4ced1b6cd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af8795ad9c91fe4ced1d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c87d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af5d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795

10、ad9c91fe4ced1b6c8795ad29c91afad9c91fe4ced1b6c8795ad29c91afb6c8795ad29c91afb6c8795ad29c91afd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8791afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afc91fe4ced1d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6

11、cd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af8795ad9c91fe4ced1d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c87d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af5d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af

12、ad9c91fe4ced1b6c8795ad29c91afb6c8795ad29c91afb6c8795ad29c91afd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91affe4ced1b6c8795ad29c91afc8795ad9c91fe4ced1b6c8795ad29c91afd1b6c

13、8795ad9c91afed1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8d1b6c8795ad9c91afe4ced15ad9c91d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91affe4ced1b6c8795ad29c91afc8795ad9c91fe4ced1b6c8795ad29c91afd1b6c8795ad9c91afed1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8d1b6c8795ad9

14、c91afe4ced195ad9c91afe4ced1b6c8795ad91afe4ced1b6cd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af8795ad9c91fe4ced1d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c87d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af5d1b6c8795ad9c91afe4ced1b6c8795

15、ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afad9c91fe4ced1b6c8795ad29c91afb6c8795ad29c91afb6c8795ad29c91afd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91affe4ced1b6c8795

16、ad29c91afc8795ad9c91fe4ced1b6c8795ad29c91afd1b6c8795ad9c91afed1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af795ad9c91fe4ced1b6c8795add1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af29c91af4ced1

17、b6c8795ad1b6c8795ad9c91afe4ced1b6c8795ad91afd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afd1b6c8795ad29c91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afd91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c9d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af1afd1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afd1