panjang semua rusuknya
4x+2y=400
2x+y=200
y=200-2x
substitusikan ke luas
L=xy
=x(200-2x)
=-2x² + 200x
luas max = - (b² - 4ac)/(4a)
= - (200² - 4(-2)0)/(4(-2))
= 40000/8
= 5000
jawab E.
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
panjang semua rusuknya
4x+2y=400
2x+y=200
y=200-2x
substitusikan ke luas
L=xy
=x(200-2x)
=-2x² + 200x
luas max = - (b² - 4ac)/(4a)
= - (200² - 4(-2)0)/(4(-2))
= 40000/8
= 5000
jawab E.