" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Titik stasioner f'(x)=03x²+12x-15=0 (agar lbih mudah dibagi 3 semua)
x²+4x-5=0
(x+5)(x-1)=0
x=-5 atau x=1