**Recognising Graphs**

Starter

Describe the graphs given by:

(a) y = 3x - 4

(b) y = 3x + 4

(c) y = 4 - 3x

(d) y = -4 - 3x

Example

Find the equation of this graph

Example

**L.O. - Identify the type of graph and match graphs to equations.**

Starter

Describe the graphs given by:

(a) y = 3x - 4

(b) y = 3x + 4

(c) y = 4 - 3x

(d) y = -4 - 3x

Straight line with gradient of 3 crossing the y-axis at -4

Straight line with gradient of 3 crossing the y-axis at 4

Straight line with gradient of -3 crossing the y-axis at 4

Straight line with gradient of -3 crossing the y-axis at -4

Find the equation of this graph

Example

Find the equation of this graph

y = x + 1

3

Example

Find the equation of this graph

y = x - 4

2

Activity

Match the graphs to the equations

y = -x

y = -x + 1

y= tan x

y = x + 1

3

3

3

y = x - 4

y = sin x

y = -4 - x

y = 4 - x

2

2

2

Plenary

True or false - is the equation correct for the graph?

Plenary

True or false - is the equation correct for the graph?

True

False

True

False

True

False

True

False

True

False

**Key**

Examples

Examples

**Activity**

Answers

Answers

**Activities**

**Completed**

Examples

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**Completed**

Examples

Examples