If one swiss franc can purchase $0.71 u.s. dollars, how many swiss francs can one u.s. dollar buy? 0.50 0.71 1.00 1.41 2.81
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Imagine the graph of f(x)=|x|. This can only output positive values (
).
Then f(x)=|x|+2 is the same graph shifted upwards by two units meaning it can only output values bigger or equal to than 2. So the range is
Then f(x)=|x|+2 is the same graph shifted upwards by two units meaning it can only output values bigger or equal to than 2. So the range is