Jawabanmu

2014-03-15T16:44:22+07:00
2 Cos 2x -2 Sin 2x

Correct Me If Im Wrong

CMIIW
Jawaban paling cerdas!
2014-03-15T16:49:24+07:00
Sin2xcos2x=1/2 (sin4x+cos0)=1/2sin4x+1/2 . .... kita turunkan. ... 2cos4x
2 5 2