Room 28
Learning Objectives
Grade C
To be able to demonstrate how to draw quadratic graphs.
What shape do you expect the graph to be?
Grade B
To be able to solve quadratic equations from their graphs.
How many solutions do you expect there to be?
Resources
Grade C
Grade B
Solving equations using graphs
Homework
Grade C
To be able to explain how to expand a pair of linear brackets to get a quadratic expression.
How can you be sure you have multiplied all of the terms?
Grade B
To be able to solve quadratic equations from their graphs.
How many solutions do you expect there to be?
To be able to factorise and solve a quadratic expressions of the form x2 + bx + c = 0
Can you explain how factorising enables you to solve the equation?
