aevlego12 aevlego12
  • 01-12-2021
  • Mathematics
contestada

Find positive numbers x and y satisfying the equation xy=20 such that the sum 4x+y is as small as possible.

Respuesta :

lena3056
lena3056 lena3056
  • 01-12-2021
The answer is 4 and 5.

They are 2 positive numbers that satisfy the equation, (5)(4)=20.

If that doesn’t work try 2 and 10.

Hope this works!! :)
Answer Link

Otras preguntas

system of equations solve y=2x+1 and 2x-y=3
Bobby is a very active 5 year old compared to others in his class. he appears to seek a great deal of stimulation, and is very playful, curious, and explorative
Light from a distant star has undergone a red shift. Which of these conclusions is correct about the star? Its pitch is increasing. Its parallax is increasin
HELP PLEASE What unit is used to measure surface temperature of the planets? a. Kelvin c. Degrees Celsius b. Degrees Fahrenheit d. Angstroms
“Treaty of Guadalupe Hidalgo.” How did the treaty influence New Mexico’s path to becoming a state?
What is the total amount of energy absorbed by the substance as it completely changes from a solid at 40 degrees Celsius to a gas at 200 degrees celcius Plea
Read this passage from Beowulf, in which Wiglaf, one of Beowulf's men, speaks to his companions as Beowulf battles the dragon. Wiglaf then joins Beowulf and add
Air is contained in a cylinder device fitted with a piston-cylinder. the piston initially rests on a set of stops, and a pressure of 200 kpa is required to move
Clarence saved 19% of the money he earned. If Clarence earned $90, how much did he save?
Please help! It’s geometry (triangles)