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If fx x 3 1
If fx x 3 1 pictures 5
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If fx
If fx x 3 1
if fx x 1 x prove that fx 3
if fx x 3 x 2 f 1
if fx 1 x x 2 x 3
if x 1 3 x 5 then fx is
if fx 2 2x 1 x 3
if fx x 3 1 then f 1 is
if fx x 3 1 x 3
