" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
jadi 4l + 3p = 48
=> 4l = 48 - 3p
=> l = (48 - 3p)/4 = 12 - 3/4 p
L = p x 2l = p x 2(12 - 3/4 p)
L = 24p - 3/2 p^2
L = -3/2 p^2 + 24p
agar maksimum maka p adalah sumbu simetri
p = -b/2a = -24/2(-3/2) = -24/-3 = 8 cm