Question

Find the values of x,y, z for which 5xyz /x+2y +4z is maximum given that xyz=8

Answer 1

Answer:

v=4÷5value is o.8

Step-by-step explanation:

the product value of xyz=8

then;

v=5xyz/x+2y+4z

v=5(8)/x+2y+4z

v=40/xyz(1+2+4)

v=40/(8)(7)

v=40/50

v=4/5

the value of v is o.8