Linear, Quadratic and cubic functions

Linear functions

• • Direct variation - part 1

  • Direct variation - part 2

  • Finding gradient of a line

  • The gradient of a line that passing two points

  • Gradient intercept form

  • Finding gradient of a linear function

  • Equation of a parallel line

  • Equation of perpendicular lines

  • Graphing linear functions using x and y-intercepts

  • Graphing horizontal and vertical lines

  • Linear models

Quadratic functions

• Graphing parabola - part 1

• Graphing parabola - part 2

• Graphing parabola - part 3

• Graphing quadratic function by completing the square - part 1

• Graphing quadratic function by completing the square - part 2

• Graphing quadratic function by completing the square - part 3

• Graphing quadratic function by completing the square - part 4

• Graphing quadratic function by completing the square - part 5

Cubic functions

• Graphing cubic functions - part 1

• Graphing cubic functions - part 2

• Graphing cubic function - part 3

• Graphing transformation of polynomials - part 1

• Graphing transformation of polynomials - part 2

• Graphing transformation of polynomials - part 3