Write an equation to describe the variation. Use k for the constant of proportionality.P varies jointly as R and S.

A. P + R + S = k
B. P = k + R + S
C. PRS = k
D. P = kRS


Answer: D

Mathematics

You might also like to view...

Find all points where the function is discontinuous.

A. x = -2, x = 0 B. x = -2, x = 0, x = 2 C. x = 0, x = 2 D. x = 2

Mathematics

Write an expression in simplest form for the perimeter of the shape.

A. 3x + 8 B. 3x + 2 C. 3x + 4 D. 3x3 + 15

Mathematics

Find an equation of variation for the given situation.y varies jointly as x and w and inversely as z, and y =  when x = 2, w = 5, and z = 20.

A. y = 
B. y = 
C. y = 28xwz
D. y = 

Mathematics

Evaluate the expression.

A.
B.
C. not possible



D.
E.

Mathematics