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teddygirl
can someone graph for me y= I x I + 4 and y = I x I - 2 for me please?
y=|x| is a V-shaped graph with vertex at origin \(y=|x|+4\) has vertex at (0,4) \(y=|x|-2\) has vertex at (0,-2) http://lmgtfy.com/?q=y%3Dabs(x)%2B4