Card 1 of 20
Why is one equation normally insufficient for three variables?
A
When a variable has coefficient 1.
B
Substitute it into all three original equations.
C
It cannot uniquely determine three unknown values.
D
Multiply it by 2, giving 6z6z6z.
Card 1 of 20
1.1.8 Algebra and functions Flashcards
20 flashcards on CCEA A Level Maths 1.1.8 Algebra and functions: the key formulae, methods and definitions you need to recall for AS 1, AS 2, A2 1 and A2 2.