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## Mr Mattock

on 6 December 2015

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#### Transcript of Using Gradient and y-intercept

Starter
and intercept
y = 3x - 2

y = x + 3
Examples
A: y = 4x - 5

B: y = x - 1
L.O. - Use the gradient and y-intercept to draw a straight line without a table of values (Grade 4/5).
1, 4, 7, 10, 13, ....

(a) Find the nth term of this sequence.

(b) What would it look like if you plotted the graph of this sequence?
1
2
Main Activity 1
Red
Amber
Green
y = 2x + 1
y = x + 2
y = 3x - 5
y = 3x + 2
y = x - 3
1
2
y = x + 1
1
3
y = 4x
y = x - 2
2
3
y = 5 - x
Dice of Ultimate Power

1) Give a key word for the lesson.
2) Summarise one key point for the
lesson.
3) Explain one thing you have learned this
lesson.
4) State one thing you still don't understand following this lesson.
5) Suggest one thing you would like to find out
based on this lesson.
6) Free choice from 1 to 5, or another you make
up.
Starter
1, 4, 7, 10, 13, ....

(a) Find the nth term of this sequence.

3n - 2
(b) What would it look like if you plotted the graph of this sequence?

A straight line
and intercept
y = 3x - 2

y = x + 3
Examples
A: y = 4x - 5

B: y = x - 1
1
2
Key
Examples

Activities