Briannalyse Briannalyse

25-07-2015
Mathematics

contestada

the variables x and y are inversely proportional, and y=2 when x=3 what is the value of y when x=9

Respuesta :

25-07-2015

Inverse proportion:
[tex]xy=k[/tex]

y=2 when x=3.
[tex]3 \times 2=k \\ k=6 \\ \\ xy=6[/tex]

y=? when x=9.
[tex]9y=6 \\ y=\frac{6}{9} \\ y=\frac{2}{3}[/tex]

y=2/3 when x=9.

Answer Link

Otras preguntas

Star-forming clouds appear dark in visible-light photos because the light of stars behind them is absorbed by __________.

A 50-kg box is being pushed along a horizontal surface. The coefficient of static friction between the box and the ground is 0.65, and the coefficient of kineti

46:02 How is the emotional appeal in these arguments similar? gh it e O Both appeal to a sense of national pride. O Both appeal to a desire for independence. O

The wall shear stress in a fully developed flow portion of a 12-in.-diameter pipe is 1.85 lb/ft^2. Determine the pressure gradient ∂p/∂x, wherexis the flow dire

Explain the motivations behind and effects of the Homestead Acts.

What is the value - 3/2 ( 24 - 5 1/4 ) ? A) - 44 B) - 41 1/3 C) - 28 D) 30 2/3

which of the following best describes how the maya civilization was governed

Jimmy decided to make some granola bars to bring with him for the end of the year trip. The recipe he is using calls for 3/4 cup of granola for every 1/8 cup of

Please Help Me!!!!!!!!

According to the principle of _______, hydrogen bonds can form only between adenine and thymine, and between guanine and cytosine.