为下列旋律填上拍号( )[img=762x84]17869aa167a587e.png[/img]
A: 2/4
B: 3/4
C: 4/4
D: 4/8
A: 2/4
B: 3/4
C: 4/4
D: 4/8
举一反三
- 为下列旋律填上拍号( )[img=762x84]17da6b08f8cd9b1.png[/img] A: 2/4 B: 4/4 C: 4/8 D: 3/4
- 为下列旋律填上拍号() A: 2/4 B: 3/4 C: 4/8 D: 4/4
- 为下列旋律填上拍号( )[img=762x84]17a4119bce29b77.png[/img]
- 求不定积分[img=112x35]17da6538063a9e4.png[/img]; ( ) A: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/ B: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4))/8 C: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4)) D: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/8
- 求不定积分[img=121x54]17da653839aa6ae.png[/img]; ( ) A: log(x^2 + 3*x + 25/4)/4 + (5*atan(x/2 + 3/4))/4 B: log(x^2 + 3*x + 25/4)/4 C: (5*atan(x/2 + 3/4))/4 D: log(x^2 + 3*x + 25/4)/4 - (5*atan(x/2 + 3/4))/4