LeagueOfFacepalms
LeagueOfFacepalms LeagueOfFacepalms
  • 01-07-2016
  • Mathematics
contestada

suppose that y varies jointly with x and z. Find your when x=3 and z=5 , given that y=72 when x=6 and z=4

Respuesta :

olemakpadu
olemakpadu olemakpadu
  • 05-07-2016
y α xz

y = kxz             y = 72, when x = 6, and z = 4

72 = k*6*4

72 = k*24

24k = 72

k = 72/24

k = 3.

y = kxz    

y = 3xz    

Finding y, when x = 3, z = 5.

y = 3xz

y = 3*3*5

y = 45
Answer Link

Otras preguntas

7,9,13,21,37 what will be next tem.
On New Year’s Eve, I love having a drink with my friends until midnight to count down and wait for the ............. Fireworks B. decoration C. bar
PLEASE HELP WITH STEPS 25 POINTS!!!! Simplify
Does each pair of expressions form an equation when joined with an equals sign? Select Yes or No for each pair of expressions. Expressions Yes No (14)2+1 and 3
how does sea level change affect coastlines and people that live there?
What is an equation in point-slope form of the line that passes through (−1,−4) and (2, 5)? pls pls pls help asap
The graph of a piecewise defined function is given. Evaluate f(-1), f(1), and f(2). Please help ASAP
We wanted to do some cool work. After the test. A. NO CHANGE B. cool work after C. cool work; after D. cool, work after
Please help with this thank you
Baine Company purchased Vera Company at a price of $500,000. The fair value of the net assets purchased equals $420,000. Compute the amount of goodwill that Bai