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OpenStudy (agentjamesbond007):
Write as a piecewise function f(x) = (4x-|x|)/x
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myininaya (myininaya):
\[x>0, f(x)=\frac{4x-x}{x}=\frac{3x}{x}=3\] \[x<0, f(x)=\frac{4x-(-x)}{x}=\frac{4x+x}{x}=\frac{5x}{x}=5\] \[x=0, f(x) DNE \]
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