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Mathematics Applications & Interpretation (AI)

How Do You Model a Real-World Situation With a Quadratic Function?

Learn how to build a quadratic model from real-world data, find its parameters with a GDC, restrict its domain, and interpret it for IB Math AI SL.

SL 2.5-Modelling functions

What's the Difference Between Direct and Inverse Variation?

Learn how direct variation differs from inverse variation, with equations, constants of variation, worked examples, graphs, and IB Math AI exam tips clearly.

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Every question IB students actually ask.

Mathematics Applications & Interpretation (AI)

How Do You Model a Real-World Situation With a Quadratic Function?

What's the Difference Between Direct and Inverse Variation?

MYP Subjects

Mathematics Applications & Interpretation (AI)

How Do You Model a Real-World Situation With a Quadratic Function?

What's the Difference Between Direct and Inverse Variation?

How Do You Model Periodic Data With a Sinusoidal Function (Tides; Ferris Wheel)?

How Do You Find the Amplitude, Period, and Equation of the Principal Axis of a Sinusoidal Model?

How Do You Test Whether a Model Is Appropriate and Reasonable?

What Are the Dangers of Extrapolation When Using a Model to Make Predictions?

How Do You Find a Composite Function f(g(x)) in a Real-World Context?

How Do You Use an Exponential Model to Calculate Half-Life?

What's the Effect of a Translation, Reflection, or Stretch on a Graph?

How Do You Find the Inverse of a Function With a Restricted Domain?

How Do You Model Data With a Natural Logarithmic Function?

Does the Order of Transformations Matter?

How Do You Model Periodic Data With a Sinusoidal Function Including a Phase Shift?

How Do You Find Parameters to Make a Piecewise Function Continuous?

How Do You Model a Real-World Situation With a Piecewise Function?

How Do You Linearize Exponential or Power Data Using Logarithms to Find a Best-Fit Line?

How Do You Interpret a Log-Log or Semi-Log Graph?

Why Do You Use a Log Scale for Data with a Very Wide Range of Values?

How Do You Use Sine, Cosine, and Tangent for a Right Triangle?

How Do You Find the Volume and Surface Area of a Pyramid, Cone, or Sphere?

How Do You Find the Angle Between a Line and a Plane in 3D?

How Do You Find the Area of a Triangle Using ½ab Sin C?

How Do You Find the Distance Between Two Points in 3D Space?

How Do You Use Bearings in a Trigonometry Problem?