Unit 2
Equations and linear graphs
Equations and linear graphs
MYP subject group objective(s)
A: Knowing and understanding
i. select appropriate mathematics when solving problems in both familiar and unfamiliar situations
ii. apply the selected mathematics successfully when solving problems
iii. solve problems correctly in a variety of contexts
B: Investigating patterns
i. select and apply mathematical problem-solving techniques to discover complex patterns
ii. describe patterns as relationships and/or general rules consistent with findings
iii. verify and justify relationships and/or general rules
C: Communicating
i. use appropriate mathematical language (notation, symbols and terminology) in both oral and written statements
ii. use different forms of mathematical representation to present information
iii. communicate coherent mathematical lines of reasoning
iv. organize information using a logical structure
D: Applying mathematics in real-life contexts
i. identify relevant elements of authentic real-life situations
ii. select appropriate mathematical strategies when solving authentic real-life situations
iii. apply the selected mathematical strategies successfully to reach a solution
iv. explain the degree of accuracy of a solution
v. describe whether a solution makes sense in the context of the authentic real-life situation
Simplifying expressions
Expanding brackets
Expanding double brackets (FOIL)
Solving two and three step linear equations
Equations with variable on both sides
Equations with fractions
Rearranging equations
1st 3 exponent laws
Function tables
Graphing using tables
Graphing using gradient-intercept method
Gradient from two points
Gradient intercept to graph
Finding equation from graphs
Equation from a point and the gradient (y-y1=m(x-x1)
Parallel and perpendicular lines
Simultaneous equations through graphing
Sim. equations through elimination
Midpoint and point-gradient practice
Sim. equations through substitution