5m Zen
If x varies as
If x varies as pictures 5
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If x varies
If x varies as
if x varies jointly as y and z
if x varies directly as the square of y
if x and y vary inversely then
if x varies directly as y
if x varies inversely as y
if x varies as
if x varies as y and y 7
if x varies as y
if x varies as the square of y
