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Function Notation and Graphing

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
f(x)=x+2 Which way does it move and how many places?   it goes up 2 places!  
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f(x)=(x+5)^2-3 Which way does it move and how many places?   It moves to the left 5 places and down 3 places  
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What is the square root of 9?   3!  
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What is the square root of 25?   5  
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What is the square root of 144?   Its 12!  
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What is the square root of -36   There is no real number  
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What the the negative square root of 64   -8  
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f(x)=x-10 What way does it move and how many places?   Down 10 places  
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f(x)=x^2 What shaped is it?   Parabola  
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f(x)=lxl What shaped it is?   V-shaped  
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Graph f(x)=lxl   If x is -3, then f(-3) = l-3l or 3 if x is -2, then f(-2) = l-2l or 2 if x is 2 , the f(2) = l2l or 2 Remember f(x) = lxl is V-shaped!  
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