Here are the equations of 5 straight lines. 8.4 P = 2x + 5 Q = 2x + 5 R = + 5 y y y x – S = + 6 T = + 1 y –x y x (a) Write down the letter of the line that is parallel to = 5 (1) y x – (b) Write down the letter of the line that is perpendicular to = 2x 1 (1) y – (c) Find the coordinates of the point where the line = 2x + 5 cuts the y axis, y (ii)x axis. (2) Practice Paper Set B Unit 3 (Modular) Higher Calculator Q13 – – – – 9.1 (a) Complete the table of values for 3x 1 y x2 – – = 0 1 2 3 4 x –2 –1 3 y –1 –3 –1 (2) (b) On the grid draw the graph of = 3x 1 for values of from to 4 y x2 x – – –2 y 10 8 6 4 2 x 1 2 3 4 –3 –2 –1 O –2 (2) –4 (c) Solve the equation 3x = 4 x2 – (2) Practice Paper Set A Unit 3 (Modular) Higher Calculator Q11 – – – –
8.4 Here are the equations of 5 straight lines. P y = 2x + 5 Q y = – 2x + 5 R y = x + 5 S y = –x + 6 T y = x + 1 (a) Write down the letter of the line that is parallel to y = x – 5 (1) (b) Write down the letter of the line that is perpendicular to y = 2x – 1 (1) (c) Find the coordinates of the point where the line y = 2x + 5 cuts the y axis, (ii)x axis. (2) Practice Paper Set B – Unit 3 (Modular) – Higher – Calculator – Q13 9.1 (a) Complete the table of values for y = x2 – 3x – 1 x –2 –1 0 1 2 3 4 y 3 –1 –3 –1 (2) (b) On the grid draw the graph of y = x2 – 3x – 1 for values of x from –2 to 4 y 10 8 6 4 2 x –3 –2 –1 O 1 2 3 4 –2 –4 (2) (c) Solve the equation x2 – 3x = 4 (2) Practice Paper Set A – Unit 3 (Modular) – Higher – Calculator – Q11
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