Pre-Calculus: Functions, Trig & Limits

Subject: Math  ·  Grade level: 11th

Master the function families and unit circle that calculus assumes you already know. Pre-calculus is where you become fluent in functions: polynomial, rationa

In this lesson

• Function families
• Trigonometry & the unit circle
• A first look at limits

Key terms

Radian

An angle measure where 2π radians = 360°.

Identity

An equation true for all values, like sin²θ + cos²θ = 1.

Pre-Calculus: Functions, Trig & Limits lesson on BrightPath

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