Simultaneous Equations (Grade 12 NSC Matric Mathematics): Flashcards
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Simultaneous equations definition
Simultaneous equations definition
Sets of equations solved together for unknown variable values
Two main types of simultaneous equations
Two main types of simultaneous equations
Linear-linear and linear-quadratic
Solutions represent what geometrically
Solutions represent what geometrically
Points where graphs intersect
Method for linear-quadratic systems
Method for linear-quadratic systems
Substitution method
Which equation to use first in linear-quadratic substitution
Which equation to use first in linear-quadratic substitution
The linear equation
Typical solutions for linear-quadratic systems
Typical solutions for linear-quadratic systems
Two solution points
Methods available for linear-linear systems
Methods available for linear-linear systems
Substitution or elimination method
Advantage of algebraic solutions over graphical
Advantage of algebraic solutions over graphical
More accurate than reading coordinates from graphs
Key technique when solving resulting quadratics
Key technique when solving resulting quadratics
Factorisation
Format for writing final answers
Format for writing final answers
Coordinate pairs as