graph of y= 2 f(x) where f(x)= lxl

please graph above and tell me the difference between y= f(2x) and y=2f(x)
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y=2*abs(x)... yu get strate line from (0,0) for x>0 & slope=2... on left side get nuther strate line from (0,0) that go up as yu go left
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