zoeynatejordan zoeynatejordan
  • 21-09-2018
  • Mathematics
contestada

The amount of cloth used to make four curtains is given by the function A= -4x^2 + 40x, where x is the width of one curtain in feet and A is the total area in square feet. Find the width that maximizes the area of the curtains. What is the maximum area?

Respuesta :

autumnhammett1
autumnhammett1 autumnhammett1
  • 21-09-2018

2

Completing the perfect square,

3

4


Answer Link

Otras preguntas

Why was Rome's creation of a common currency so important?
How many bones does a full grown male have in his body?
The sum of the distances two hikers walked is 53mi, and the difference is 25mi. What are the distances? Use a system of equations to solve
what is 12/21 reduced to
how do volcanoes change the surface of the earth
which unit of measure would scientist use to measure the thickness of rock layer, created as a result of volcanic activity
what brought the greek people together after centuries of fighting over land and trade?
tickets for a high school play cost 3 dollars for children and 5 dollars for adults. The revenue for one performance was 663 dollars and 145 tickets were sold.
big dipper. how did this constellation get its name.
I am a number between 60 and 100. My ones digit is two less than my tens digit. I am a prime number. What number am I. Explain.
ACCESS MORE