Question

Draw the graph of y = 2x + 4. Use the graph to find the area between the line and the axes.
[3 Marks]

Answer 1

For x = 0 --> y = 4

and for x = -1 --> y = 2
(1 Mark)

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(1 Mark)
The triangle formed is a right-angled triangle with base 2 units and height 4 units.

Area enclosed = $\frac{1}{2}\times b\times h=\frac{1}{2}\times 2\times 4=4sq.units.$
(1 Mark)