Answered: 3.) Show that a.) (A - B)• (A + B) = A²…

3.) Show that a.) (A - B)• (A + B) = A² - B² b.) (A - B) × (A + B) = 2 A × B Hint: Use the distributive laws A. (B+C) = A B + A · 2² A x (B+C) = A × B + A × =

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

3.) Show that
a) (A-B). (A + B) = A ² - B²
b) (AB) × (A + B) = 2 A × B
Hint: Use the distributive laws
A. (B+C) = A·B +À • C
Ã × (B+C) = A × B + A ×

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