princessavamason princessavamason
  • 23-04-2021
  • Mathematics
contestada

X is inversely proportional to y, and x = 18 when y = 4. Write an equation relating the two

Respuesta :

tqiu
tqiu tqiu
  • 23-04-2021

Answer:

[tex]xy=72[/tex]

Step-by-step explanation:

If x is inversely porportionaly to y, then for some constant k,

[tex]x = \frac{k}{y}\\xy=k[/tex]

Since y is 4 when x = 18, k is equal to 4*18=72, so the equation is:

[tex]xy=72[/tex]

Answer Link

Otras preguntas

What is the part of the cell that stores food?
How do I get straight A's
The figure shows secants PS and PT and tangent QR intersecting at point P. Triangle STP is an isosceles triangle with legs PS and PT find x and y
5 facts about the reproductive system
"Which describes the slope of this line? A.negative slope B.zero slope C. positive slope D.undefined slope"
Calculate the product using partial products: A. 400 x 45.2 B. 14.9 x 100 C. 76.2 x 200
Choose at least four lifestyle choices which you could change to improve your overall health. explain how making those changes would improve your health.
is 7/10 greater, less thsn or eqysl to 3/6
interesting question I'm confused about "Which 2 functions grow and different rates? A. [tex]x^2+4x[/tex] and [tex]x^2[/tex] B. [tex]ln(x)[/tex] and [tex]ln(x^2
World war 1 was the first war in which