A line intersects the coordinate axes at the points
- When
, the line is a tangent to the graph of at the point with coordinates , as shown.
If
and are non-zero real numbers, find the values of and . (3 marks)
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- The rectangle
has a vertex at on the line. The coordinates of are , as shown.
- Find an expression for
in terms of . (1 mark)
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- Find the minimum total shaded area and the value of
for which the area is a minimum. (2 marks)
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- Find the maximum total shaded area and the value of
for which the area is a maximum. (1 mark)
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- Find an expression for