4.4 æçå½æ°ç积åä¸ç§¯å表ç使ç¨(pdf)
4.4 æçå½æ°ç积åä¸ç§¯å表ç使ç¨(pdf)
4.4 æçå½æ°ç积åä¸ç§¯å表ç使ç¨(pdf)
SHOW LESS
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
1. ∫R(sinx,cosx)dx1 1 ∫1+sin xcos2xdxd(cosx)= −∫21+cos x= −arctan(cosx ) + C