w varies jointly as x, y, and z. w = 2 when x = 3, y = 1 and z = 2 Find W if x = 1, y = 4, and z = 3

1 answer

w = kxyz, so w/(xyz) is constant
You want w such that
w/(1*4*3) = 2/(3*1*2)
Now finish it off
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