IB Maths Tutor
IB Maths Past Papers May 2025 TZ?? AA SL 2-? HL 2-3. Derivatives. The graph: increasing, concave-up. IB Maths AA SL Tutor IB Maths AA HL Tutor IB Maths AI SL Tutor IB Maths AI HL Tutor
IB Maths Past Papers May 2025 TZ?? AA SL 2-? HL 2-3. Derivatives. The graph: increasing, concave-up. IB Maths AA SL Tutor IB Maths AA HL Tutor IB Maths AI SL Tutor IB Maths AI HL Tutor
Concavity criteria Function is concave up where the second derivative is positive or the first derivative is increasing. Function is concave down where the second derivative is negative or the first derivative is decreasing. How to find a point of inflexion. By definition it’s a point where a curve (function) changes concavity. Find the second […]
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