［A］ as ［B］ for ［C］ under ［D］ of

A.B＞u＞φ

B.u ＞ B ＞φ

C.B＞φ ＞ u

D.u＞φ＞B

A.∫duυ=uυ-∫udυ

B.∫udυ=uυ-∫udυ

C.∫uυ’dx=uυ-∫uυ’dx

D.∫u’υdx=uυ-∫u’υdx

A./u/

B./u:/

C./ju:/

A.u＞u'

B.u=u'

C.u＜u'

D.不定