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y varies directly as x and inversely as sqrt w y=48 when x=6 and w=8 find y wen x=4 and w=18 i assume y=kx/sqrt(w) but
y varies directly as x and inversely as sqrt w
y=48 when x=6 and w=8
find y wen x=4 and w=18
i assume y=kx/sqrt(w)
but solving for k
and then plugging in new x and w values
doesn't arrive at the right answer. what am i doing wrong.
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