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# Mathematics II

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## We’ve updated this course!

We’ve recently made improvements to Mathematics 2! We’ve improved the scope and the structure to be better aligned to the spirit of the Common Core, and we've added content to cover more subjects! You are viewing the newer edition. Learn more or access older edition.

Multiplying monomials by polynomials: Quadratics: Multiplying & factoringMultiplying binomials: Quadratics: Multiplying & factoringSpecial products of binomials: Quadratics: Multiplying & factoringIntroduction to factoring: Quadratics: Multiplying & factoring

Factoring quadratics intro: Quadratics: Multiplying & factoringFactoring quadratics by grouping: Quadratics: Multiplying & factoringFactoring quadratics with difference of squares: Quadratics: Multiplying & factoringFactoring quadratics with perfect squares: Quadratics: Multiplying & factoringStrategy in factoring quadratics: Quadratics: Multiplying & factoring

Intro to parabolas: Quadratic functions & equationsSolving and graphing with factored form: Quadratic functions & equationsSolving by taking the square root: Quadratic functions & equationsVertex form: Quadratic functions & equationsSolving quadratics by factoring: Quadratic functions & equations

The quadratic formula: Quadratic functions & equationsCompleting the square: Quadratic functions & equationsQuadratics standard form: Quadratic functions & equationsFeatures & forms of quadratic functions: Quadratic functions & equationsTransforming quadratic functions: Quadratic functions & equations

Pythagorean theorem: Right triangles & trigonometryPythagorean theorem proofs: Right triangles & trigonometrySpecial right triangles: Right triangles & trigonometryIntroduction to the trigonometric ratios: Right triangles & trigonometry

Solving for a side in a right triangle using the trigonometric ratios: Right triangles & trigonometrySolving for an angle in a right triangle using the trigonometric ratios: Right triangles & trigonometryTrigonometric ratios & similarity: Right triangles & trigonometrySine & cosine of complementary angles: Right triangles & trigonometryModeling with right triangles: Right triangles & trigonometry