Jawabanmu

2014-05-27T21:46:53+07:00
F(-1) = 1+4+8 = 13
f(3) = 9-12+8 = 5

stationer f'(x) = 0
2x-4 = 0
x = 2
f(2) = 4-8+8 = 4

diperoleh :
f(-1) = 13, f(3) = 5, f(2)= 4

nilai maks = 13
nilai min = 4