6. (a) (i) Vector KL drawn correctly 1 If arrow shown, it must be correct Allow not labelled. L (ii) (0, 2) 1 ft Only ft their point if labelled L. (b) (2, 0) 2 M1 for vector PS drawn or for (PS =) Ignore line. ‘fraction’ SC1 Point on diagram at (2, 0) S [4] 7. (a) (i) 2 1 mark for each component. (ii) 2 1 mark for each component. (b) Line segment from to (–1, 6) 2 P W1 for (–1, 6) indicated or seen anywhere. If zero, SC1 for line segment from to (–1, or to P k) (k, 6) or a line through and (–1, 6). P [6] 8. (a) (i) (–3, W1 –2) (ii) (AB =) , (BC =) W1, W1 SC1 for and (b) (1, (5, (2, W2 –5), –3), –1) W1 for 2 correct points plotted Must join points, with straight lines, for both marks. (c) (i) 2), 6) W1, W1 P(5, Q(–1, (ii) Enlargement W1 (Scale factor) 2 W1 (Centre) or (–3, W1ft A –2) Ft their (a)(i) Zero if not a single transformation (d) (0, marked W1 –4) Joined to and W1ft A B Their image of joined to and C A B. [12]
6. (a) (i) Vector KL drawn correctly 1 If arrow shown, it must be correct Allow L not labelled. (ii) (0, 2) 1 ft Only ft their point if labelled L. (b) (2, 0) 2 M1 for vector PS drawn or for (PS =) Ignore ‘fraction’ line. SC1 Point S on diagram at (2, 0) [4] 7. (a) (i) 2 1 mark for each component. (ii) 2 1 mark for each component. (b) Line segment from P to (–1, 6) 2 W1 for (–1, 6) indicated or seen anywhere. If zero, SC1 for line segment from P to (–1, k) or to (k, 6) or a line through P and (–1, 6). [6] 8. (a) (i) (–3, –2) W1 (ii) (AB =) , (BC =) W1, W1 SC1 for and (b) (1, –5), (5, –3), (2, –1) W2 W1 for 2 correct points plotted Must join points, with straight lines, for both marks. (c) (i) P(5, 2), Q(–1, 6) W1, W1 (ii) Enlargement W1 (Scale factor) 2 W1 (Centre) A or (–3, –2) W1ft Ft their (a)(i) Zero if not a single transformation (d) (0, –4) marked W1 Joined to A and B W1ft Their image of C joined to A and B. [12]