problem Solving by squaring Age 16 to 18 Challenge level Which of the statements is true? problem Logical cards Age 16 to 18 Challenge level Which of the cards provides the counter example? problem Two cubic equations Age 16 to 18 Challenge level Which statement correctly describes the real roots of the equation? problem Fred's maths problems Age 16 to 18 Challenge level If the statement is not true, what can we say will be true? problem Inequalities Age 16 to 18 Challenge level Which of the statements must be true?
problem Two cubic equations Age 16 to 18 Challenge level Which statement correctly describes the real roots of the equation?
problem Fred's maths problems Age 16 to 18 Challenge level If the statement is not true, what can we say will be true?