1. 3:2 powerpointmaths.com Quality resources for the mathematics classroom Reduce your workload and cut down planning Enjoy a new teaching experience Watch your students interest and enjoyment grow Key concepts focused on and driven home Over 100 files available with many more to come 1000’s of slides with nice graphics and effects. powerpointmaths.com Get ready to fly! © Powerpointmaths.com All rights reserved.

2. 0 1234567 8 910 -9-8 -7 -6 -5 -4-3-2 -10 x y 1 2 3 4 5 6 7 8 9 10 -2 -3 -4 -5 -6 -7 -8 -9 -10 y = x y = 2x y = 3x y = ½x x y 0  0 3  3 -4  -4 x y 0  0 3  6 -4  -8 x y 0  0 2  6 -3  -9 x y 0  0 8  4 4  2 Drawing Straight Line Graphs Use grid 1 to draw 4 graphs with me.

3. 0 1234567 8 910 -9-8 -7 -6 -5 -4-3-2 -10 x y 1 2 3 4 5 6 7 8 9 10 -2 -3 -4 -5 -6 -7 -8 -9 -10 y = x + 1 y = x + 2 y = x + 5 y = x - 7 x y 0  1 3  4 -4  -3 x y 0  2 5  7 -5  -3 0  5 3  8 -5  0 0  -7 10  3 4  -3 x y

4. 0 1234567 8 910 -9-8 -7 -6 -5 -4-3-2 -10 x y 1 2 3 4 5 6 7 8 9 10 -2 -3 -4 -5 -6 -7 -8 -9 -10 y = 2x + 1 y = 2x - 5 y = 3x – 4 y = ½x + 5 x y 0  1 3  7 -4  -7 x y 0  -5 6  7 -2  -9 0  -4 4  8 -2  -10 0  5 8  9 -8  1 x y

5. 0 1234567 8 910 -9-8 -7 -6 -5 -4-3-2 -10 x y 1 2 3 4 5 6 7 8 9 10 -2 -3 -4 -5 -6 -7 -8 -9 -10 y = -x y = -2x y = -3x + 4 y = -½x - 3 x y 0  0 5  -5 -6  6 x y 0  0 3  -6 -5  10 0  4 4  -8 -2  10 0  -3 8  -7 -8  1 x y

6. 0 1234567 8 910 -9-8 -7 -6 -5 -4-3-2 -10 x y 1 2 3 4 5 6 7 8 9 10 -2 -3 -4 -5 -6 -7 -8 -9 -10 Lines parallel to the x axis Y = 8 Y = 4 Y = 2 Y = 0 Y = -3 Y = -8 Lines parallel to the y axis x = 9 x = 0 x = 5 x = - 4 x = - 7

7. 0 1234567 8 910 -9-8 -7 -6 -5 -4-3-2 -10 x y 1 2 3 4 5 6 7 8 9 10 -2 -3 -4 -5 -6 -7 -8 -9 -10 Draw the following straight line graphs 1.y = 2x + 3 2.y = 3x – 5 3.y = -x + 6 4.y = -4 5.x = 7 6.Y = ½x –2 7.Y = - 4x -9