Card 1 of 23
In set notation, what does the expression {x:x>3}\{x:x>3\}{x:x>3} mean?
A
If you multiply or divide both sides of an inequality by a negative number, the inequality sign reverses.
B
In the region between the roots (the single middle interval).
C
- Strict (<<< or >>>) excludes boundary values.
- Non-strict (≤\le≤ or ≥\ge≥) includes boundary values.
D
The set of values of xxx such that xxx is greater than 3.
Card 1 of 23
Equations and Inequalities Flashcards
23 flashcards on Edexcel A Level Maths Equations and Inequalities: the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3.