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 #1
Hi,
Can anyone help me understand how I get to the answer on this one?
The diagram shows a sketch of the graph of y = x2 + ax + b
The graph crosses the xaxis at (2, 0) and (4, 0).
Work out the value of b.
Thank you in advance!
Can anyone help me understand how I get to the answer on this one?
The diagram shows a sketch of the graph of y = x2 + ax + b
The graph crosses the xaxis at (2, 0) and (4, 0).
Work out the value of b.
Thank you in advance!
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