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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