'Cos 2 sin' presentation slideshows

Visualizing High-Order Surface Geometry

281 views • 26 slides

Day 61 Sum and Difference

Day 61 Sum and Difference. Objectives. To use two new identities to evaluate, simplify, verify, and solve trigonometric equations. The new identities are the sum and difference formulas and double angle formulas. Plan for the Day. Review of homework: 5.3 Page 376 # 19, 20, 33-38 all

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a ? x ? b ? 1 ( x ) ? y ? ? 2 ( x )

Suppose that D is a simple region (a region which is both x -simple and y -simple) and that F = P ( x,y ) i + Q ( x,y ) j where P ( x,y ) and Q ( x,y ) are each functions with continuous first partial derivatives. y. y. a ? x ? b ? 1 ( x ) ? y ? ? 2 ( x ). c ? y ? d

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Basic Identities Involving Sines , Cosines, and Tangents

Basic Identities Involving Sines , Cosines, and Tangents. Lesson 4.4. Pythagorean Identity. sin 2 x + cos 2 x = 1 Opposites Theorem, for all ? ,(flip over x-axis) Cos (- ? ) = cos ( ? ) Sin (- ? ) = - sin ( ? ) Tan (- ? ) = - tan( ? ). Supplements Theorem.

216 views • 8 slides