SOLUTION: Graph the equation y= 2 |x| -1

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Question 884878: Graph the equation y= 2 |x| -1
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Start with the absolute value function y = |x|

Stretch it by a factor of 2 to get y = 2*|x|

Then shift everything down 1 unit to get y = 2*|x| - 1

So the graph looks like