Mathematics 3 ESO – Unit 8 CHARACTERISTICS OF FUNCTIONS extra activities
Watch the video on “Using Function Notation ” and answer:
- What is the way of writing ”y” in function notation?
- What is the reason for this type of notation?
- If, for example, x = 5 , how do we write “y” in function notation?
- Write in function notation and solve:
- y = 3x + 5 ; x = 2
- y = x^2 – 4x + 1 ; x = 3