" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
-4x³+ 4x = 0
-4x(x² - 1) = 0
x = 0 atau x = -1 atau x = 1
f(0) = 0 jadi titik stasionernya (0,0) merupakan titik belok
f(-1) =-(-1)^4 + 2(-1)² = -1 + 2 = 1 titiknya (-1,1) jenisnya minimum (kurva naik)
f(1) = -(1)^4 + 2(1) = -1 + 2 = 1 titiknya (1,1) jenisnya naik minimum (kurva naik)