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https://vle.mathswatch.co.uk/images/questions/question682.png 

 Oct 7, 2017
 #1
avatar+98090 
+1

b)  iii   .the "blue" curve is the correct one.......when  y = 1.......x ≈  -1 + 1/4  = - 5/4  and  x ≈ 3 + 1/4  =  13/4

 

 

 

cool cool cool

 Oct 7, 2017

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