Maths with Lemon

Functions – Domain & Range

What you have to know:

You must be able to solve linear equations.
(If not, check this lesson)
You must be able to rearrange formulae.
(If not, check this lesson)

Key Points

1. Watch the video:

2. Check out this presentation .

Domain of a Function

What you have to know:

You must be able to manipulate algebraic expressions.

Key Points

1. Watch the video:

2. Check out this presentation .

Logarithms

What you have to know:

You must be able to manipulate exponential expressions.
(If not, check above)

Key Points

1. Watch the video:

2. Watch this video on how to solve logarithmic equations.
3. Check these notes as a revision.

Logistic Models

What you have to know:

You must know the asymptotes of a graph.
(If not, check this video)

Key Points

1. Watch the video:

IB Past Paper Problems

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