第四章高等數(shù)學(xué)試題及答案-資料下載頁
2025-01-09 08:56本頁面
【正文】 設(shè)函數(shù) )(xf 的一個原函數(shù)為 xxtan , 求 ? ? dxxfx )( 解 ? ? dxxfx )( = Cx xx xxdxxfxxfxx df ???????????? ?? t a nt a n)()()( .tan2se c 2 Cx xx ??? 班級 姓名 學(xué)號 8 七、計算下列不定積分 : 1. ? ??? ? dxxx x 103 322 .103ln103 )103( 222 Cxxxx xxd ?????? ??? 2. ? ?? dxxx 33 ? ???? dxxxx )32793( 2 .3ln2792331 23 Cxxxx ?????? 3. ? ?? dxxx )1( 12 ? ?????? .)1l n(21ln)1 2211( 22 Cxxdxxxx 4. ???????????? ? dxxxxxxdxxx x )1 11 221111()1)(1( 1 2224 .a rc t a n)1l n(211ln21 22 Cxxxxx ???????? 5. ?? ????????? ?? dxxxxxxdxxx xx )814131(8 2345 .ln81ln41ln32131 23 Cxxxxxx ????????? 6. ????????)2se c1(2c o s)2(2c o s121c o s31222 xxxdxdxdxx ? ???? Cxxxd22t a na r c t a n212t a n22t a n2. 或 ???????? duuuuxudxx 221212312t a nc o s31 令 .2 2tana r c t a n212a r c t a n21)2(122 CxCuduu ?????? ? 班級 姓名 學(xué)號 9 7. ??? ???????? Cxxxdxxdxxxdx |2t a n|ln2t a n1)2( t a n)2t a n1(2c o s21c o ss i n1 2. 或 ???????????? duuuuuuxuxxdx2222121112112t a nc o ss i n1令 CxCuduu ???????? ? |12t a n|ln|1|ln11. 8.???3 11 xdx ?? ?????? ?? dtttdtt ttx )111(313213 cxxxcttt ????????????? )11l n(3)1(3)1(231ln3323 331322 9. dxxx? ?? ?? 11 11 ?? ???????? ?? dtttt dttttx )1442(2111 cxxxcttt ???????????? )11l n(4141ln442 10. ??????? dxxxdxxx 21111 ?? ????? 222 1)1(211 1 xxddxx cxx ???? 21a rc s in
試題試卷相關(guān)推薦
鄂ICP備17016276號-1