SC1 15 Not 21.0 B1 ft (c) 300 180 – 180 ÷ 10 M1 120 30 18 – A1 12 A1 ft [8] M100. (a) y = sin x + 2 B1 (b) y = 3 sin x B1 (c) y = sin (x 90) – B1 [3] M101. oe M1
SC1 15 Not 21.0 B1 ft (c) 300 – 180 180 ÷ 10 M1 120 30 – 18 A1 12 A1 ft [8] M100. (a) y = sin x + 2 B1 (b) y = 3 sin x B1 (c) y = sin (x – 90) B1 [3] M101. oe M1