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Question #1

Solve the following equation 
x2 - 4 > 0

 x  >   
    or
 x  < 

Which of the shaded area in the following graphs represents the above solution 


 
  Graph   

a

HS.A-REI.3

b

HS.A-REI.3

c

HS.A-REI.3

d

HS.A-REI.3


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