Algebra and Functions

Algebraic Long Division

• Algebraic long division
  • missing terms
  • finding the remainder

Factor Theorem

• The factor theorem
  • showing that x-1 is a factor of a cubic polynomial
  • factorising a cubic polynomial
  • solving a cubic equation
  • finding constants in a polynomial given the factors
• Exam questions

Remainder Theorem

• The remainder theorem
  • finding the remainder when a cubic polynomial is divided by x+1
  • finding the remainder when a quartic polynomial is divided by 2x-1
  • finding constants in a polynomial given the remainders

• Exam questions

Exponential functions

• Exponential functions: what they are and their graphs

Logarithms

• What do we mean by a log?
• Rules of logs
• Simplifying
• Equations
  • Solving equations 1
  • Solving equations 2
    • Change of base type
      • Solving equations 3
  • Solving equations 4
• Inequalities
  • Solving inequalities
  Exam questions

Sequences and series

Recurrence relationships

• Recurrence relationships
• Exam questions

Sigma notation

• Sigma notation
• Exam questions

Arithmetic sequences and series

• Arithmetic sequences and series
• Sum of the first n terms
• Exam questions

Geometric Series

• Introduction
  • Example 1
  • Example 2 (consecutive terms example)
  • Example 3 (investment example)
• Proof of Sum of first n terms, Sn
• Sum to infinity
  • Example
• Exam questions

Binomial Expansion

• Introduction
• nCr method
  • method of expanding example 1
  • method of expanding example 2
  • finding particular terms
• Pascal's triangle method
• Binomial formula
  • Binomial formula method example 1
  • Binomial formula method example 2
• Exam questions

Trigonometry

Trigonometric Ratios

• Trig. ratios for 30, 60 and 90 degrees
• Trig. ratios for 45, 45 and 90 degrees
• Trig. ratios for positive multiples of 30, 45 and 60 degrees
• Trig. ratios for negative multiples of 30, 45 and 60 degrees

Graphs

• Trigonometric graphs

• Transformations
  • Translations
  • Reflections
  • Stretches
  • Combining transformations

Applications

• Area of a triangle
  • Given two sides and an included angle
• Sine Rule
  • Finding the length of a side of a non right angled triangle
  • Finding an angle of a non right angled triangle
• Cosine Rule
  • Finding the length of a side of a non right angled triangle
  • Finding an angle of a non right angled triangle
• Arcs, Sectors and Segments
  • Radians
  • Arc length and sector area
    • Examples
  • Area of a segment
    • Examples
• Exam questions

Equations

• The quadrant rule
  • How to solve sinθ = a positive or negative value in a given range
  • How to solve cosθ = a positive or negative value in a given range
  • How to solve tanθ = a positive or negative value in a given range
  • How to solve multiple angles, example sin2x = a positive value
• Equations that factorise
  • Solving trigonometric equations that factorise 1
  • Solving trigonometric equations that factorise 2
  • Solving trigonometric equations that factorise 3

Identities

• Two basic trigonometric identities: tanθ ≡sinθ/cosθ and sin²θ+cos²θ ≡1
  • Proving trignometric identities 1
  • Proving trignometric identities 2
  • Proving trignometric identities 3
• The identities: cos(θ) ≡ cos(-θ), sin(θ) ≡ -sin(-θ)
• Solving equations using identities
  • Solving trigonometric equations using identities 1
  • Solving trigonometric equations using identities 2
  • Solving trigonometric equations using identities 3
  • Solving trigonometric equations using identities 4
• Exam questions

Integration