Principles of MathematicsMPM2D
Connect the ideas.
Quadratics, trigonometry and analytic geometry, made clear one step at a time.
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MPM2DOne idea builds
on the next.
Follow the sequence or revisit a topic you need for school. Each step is built around understanding.
01Quadratic Relations+
Solving two equations at once by graphing, substitution and elimination — plus the word problems that always appear on tests.
Try this topic’s practice ↗02Analytic Geometry+
Length and midpoint of a line segment, equation of a circle, and using coordinates to prove what type of shape you have.
Try this topic’s practice ↗03Trigonometry (Similar Triangles, Sine & Cosine Law)+
Common factoring, simple and complex trinomials, difference of squares and perfect squares — the skill every later quadratic question depends on.
Try this topic’s practice ↗04Solving Quadratic Equations+
The quadratic formula, solving by factoring, the discriminant, and the word problems these always turn into.
Try this topic’s practice ↗05Graphing & Transformations+
The quadratic formula, solving by factoring, the discriminant, and the word problems these always turn into.
Try this topic’s practice ↗06Algebraic Modeling+
Primary trig ratios, similar triangles, the sine law and the cosine law — including how to tell which one a question actually needs.
Try this topic’s practice ↗Work it out.
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25 years of making
the difficult feel doable.
Sachin Gulati brings clear explanations and a deep understanding of mathematics to every class.
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