Mathematics A-Level
horizontal tangent
What horizontal tangent means in Mathematics A-Level, as defined for WJEC.
Definition of horizontal tangent
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Reference: WJEC
A tangent line produced when f'(xₙ) = 0, which never intersects the x-axis and causes division by zero.
Topics that use horizontal tangent
- Numerical Methods (A2 Unit 3: Pure Mathematics B) (WJEC A-Level)
Related terms
- bounds for the true integral
- cobweb diagram
- contextual problem solving
- divergence
- failure of sign change
- fixed-point iteration
- Intermediate value theorem
- Newton-Raphson method
Using horizontal tangent in the exam
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