Jawabanmu

2014-09-08T20:19:56+07:00
2014-09-08T20:30:12+07:00
3y(3y-8) -4(3y-8)
=9y² - 24y -12y + 32
=9y² - 36y + 32
makasih..ini yg lebih bener
kalau (p+5) (5p+1) =
p(5p+1) + 5(5p+1) = 5p² + p + 25p + 5 = 5p² + 26p + 5