# Interactive Maths Extension 1 Help and Practice

Improve Maths Extension 1 skills with practice questions, video lessons, and more!

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Year 7 maths student, Wollongong, Australia

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Year 12 maths students, Sydney, Australia

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Holly Palmer

Parent of year 6 & year 8 students, Townsville, Australia

#### Maths Extension 1 Topics

Using models to add and subtract fractions

###### Multiplying and Dividing Fractions

Dividing fractions with whole numbers

###### Scale Factors and Similarity

Scale diagrams

Similar triangles

Similar polygons

###### Circles

Angles in a circle

Chord properties

Tangent properties

Arcs of a circle

###### Functions

Function notation

Subtracting functions

Multiplying functions

Dividing functions

Composite functions

Even and odd functions

###### Rational Functions

Point of discontinuity

Vertical asymptote

Horizontal asymptote

Slant asymptote

Sine rule

Cosine rule

###### Trigonometric Graphs

Sine graph: y = sin x

Cosine graph: y = cos x

Tangent graph: y = tan x

###### Conics

Conics - Parabola

Conics - Ellipse

Conics - Circle

Conics - Hyperbola

###### Permutations and Combinations

Factorial notation

Path counting problems

Permutations

Combinations

Pascal's triangle

Binomial theorem

Continuity

Limit laws

###### Integrals

Antiderivatives

Riemann sum

Definite integral

U-Substitution

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