From substitution to factors
From substitution to factors
A polynomial is an expression like 2x3−5x2−4x+32x^3-5x^2-4x+32x3−5x2−4x+3. When you see f(2)f(2)f(2), you substitute x=2x=2x=2 everywhere in the expression.
From substitution to factors
From substitution to factors
A polynomial is an expression like 2x3−5x2−4x+32x^3-5x^2-4x+32x3−5x2−4x+3. When you see f(2)f(2)f(2), you substitute x=2x=2x=2 everywhere in the expression.
Step-by-step lessons covering Edexcel AS Level Maths 7.3 The Factor Theorem for AS Level Maths. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Build fluency in the core algebra, surds and trigonometry topics early, since they underpin the calculus, statistics and mechanics content that follows.