Jawabanmu

2014-02-10T23:49:01+07:00
X = -b/2a
3 = -6/2a
3 = -3a
a = -1

y = D/-4a
y = (b² - 4ac)/-4a
y = (36 - 4(-1)(0))/-4(-1)
y = 36/4
y = 9
maka nilai maksimum fungsi tersebut = 9

terimakasih
em jawabnya bukan (36+4)/4=40/4=10?