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Equation of Lines (Linear Function)
Equation of Lines (Linear Function)
All straight lines can be written in the form;
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
0Ax By C
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
0Ax By C (general form)
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
0Ax By C (general form)Note: A, B, C are integers or surds
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
0Ax By C (general form)Note: A, B, C are integers or surds
e.g. Find the equation of the line perpendicular to y = 5x – 2 , passing through (0,6) in general form.
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
0Ax By C (general form)Note: A, B, C are integers or surds
e.g. Find the equation of the line perpendicular to y = 5x – 2 , passing through (0,6) in general form.
1required
5m
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
0Ax By C (general form)Note: A, B, C are integers or surds
e.g. Find the equation of the line perpendicular to y = 5x – 2 , passing through (0,6) in general form.
1required
5m
16
5y x
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
0Ax By C (general form)Note: A, B, C are integers or surds
e.g. Find the equation of the line perpendicular to y = 5x – 2 , passing through (0,6) in general form.
1required
5m
16
5y x
5 30y x
Equation of Lines (Linear Function)
All straight lines can be written in the form;
y mx b slopem
interceptb y
OR
0Ax By C (general form)Note: A, B, C are integers or surds
e.g. Find the equation of the line perpendicular to y = 5x – 2 , passing through (0,6) in general form.
1required
5m
16
5y x
5 30y x 5 30 0x y
Note: lines parallel to the x axis (y = c)
Note: lines parallel to the x axis (y = c)y
x
Note: lines parallel to the x axis (y = c)y
x
3,2
Note: lines parallel to the x axis (y = c)y
x
3,2
2y
Note: lines parallel to the x axis (y = c)y
x
3,2
2y
lines parallel to the y axis (x = k)
Note: lines parallel to the x axis (y = c)y
x
3,2
2y
lines parallel to the y axis (x = k)y
x
Note: lines parallel to the x axis (y = c)y
x
3,2
2y
lines parallel to the y axis (x = k)y
x
3,2
Note: lines parallel to the x axis (y = c)y
x
3,2
2y
lines parallel to the y axis (x = k)y
x
3,2
3x
Note: lines parallel to the x axis (y = c)y
x
3,2
2y
lines parallel to the y axis (x = k)y
x
3,2
3x
Exercise 5C; 1b, 3cf, 4a,5d, 6df, 8df, 10b,
11c, 12