Paper 1 · Differentiation
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Lesson 17 of 21
Differentiation 17 – Points of Inflection
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- Find points of inflection by solving f''(x) = 0
- Sub the x-value into the original f(x) to state the inflection point as (x, y)
- Distinguish f'(x) = 0 (turning points) from f''(x) = 0 (inflection)
- Prove a function has no points of inflection via the numerator-non-zero argument
Most recent exam questions
- 2024 P1 Q3(b)(ii)
- 2024 P1 Q9(c) — deferred
- 2023 P1 Q6(a) — deferred
- 2023 P1 Q7(e)
- 2022 P1 Q10(d)
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