F(x) = 3x1 + x2 - x3 + 3x4 => Min các ràng buộc:
x1 + 2x2 + x4 = 6
2x2 + x3 + x4 = 8
-2x2 + 3x4 <=18
trong đó: x1 >= 0, x2 >= 0, x3 >=0, x4 >=0

fdvs

step-by-step explanation: vsfdvsfvd

1/3

step-by-step explanation:

to find this, you can divide 12 by 4 which is 3 or you can multiply 4 until you reach 12 (4x3=12). both should give you 3, meaning theres three times less bananas than there are oranges.