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​Q22: Answers – Paper 3 – November 2018
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Working

a) Complete this table of values for   y = x2 + x – 4

 

b) On the grid, draw the graph of  y = x2 + x – 4    for values of x from –3 to 3

 

c) Use the graph to estimate a solution to    x2 + x – 4 = 0

Question
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22)

a) Complete this table of values for   y = x2 + x – 4

[2 marks]​

 

b) On the grid, draw the graph of  y = x2 + x – 4    for values of x from –3 to 3

[2 marks]​

 

c) Use the graph to estimate a solution to    x2 + x – 4 = 0

[1 mark]​