w = kx/(y2)
Since w=18 when x=8 and y=4, 18 = 8k/16
So, k = 36
Therefore, if x = 4 and y = 6, then w = 36(4)/36 = 4
Dave O.
asked • 01/12/19Assume that w varies directly as x and inversely as the sqaure of y. When x=8 and y=4, w=18. Find w if x = 4 and y = 6.
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