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Marking Scheme

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* + * +<br />

* +<br />

| | | |<br />

1<br />

1<br />

331<br />

<strong>Marking</strong> <strong>Scheme</strong><br />

Slope of<br />

Slope of<br />

<strong>Marking</strong> <strong>Scheme</strong><br />

Comparing<br />

is<br />

is<br />

ITEM – 3(b)<br />

ITEM – 4(a)<br />

and<br />

1<br />

1<br />

1<br />

For perpendicular<br />

or, ( )<br />

or, , which is true<br />

Hence the results.<br />

ITEM – 4(b)<br />

<strong>Marking</strong> <strong>Scheme</strong><br />

equation of the circle is<br />

( ) ( )<br />

1<br />

( ) ( )<br />

1<br />

1<br />

<strong>Marking</strong> <strong>Scheme</strong><br />

( )<br />

ITEM – 5A<br />

1<br />

√<br />

√<br />

1<br />

√<br />

<strong>Marking</strong> Scheeme<br />

ITEM – 5(b)<br />

⁄<br />

1<br />

( ⁄ )<br />

⁄<br />

1<br />

ITEM – 6(a)<br />

2

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