" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
maksimum jika p ' (x) = 0
240 - 114x - 3x² = 0
3x² + 114x - 240 = 0
(3x - 6)(x+ 40) = 0
x = 2 atau x = - 40
p(2) = 240(2) - 57(4) - (8) = 244
p(-40) = 240(-40) - 57(-40)² - (-40)³ < 0