The magic identity: Answer

Example. Simplify the expression

displaymath69

answer. Using algebra, we have

displaymath71

Hence

displaymath73

which gives

displaymath75

Since tex2html_wrap_inline77 , we get

displaymath79

[Trigonometry]
[Geometry] [Algebra] [Differential Equations]
[Calculus] [Complex Variables] [Matrix Algebra]

S.O.S MATHematics home page

Do you need more help? Please post your question on our S.O.S. Mathematics CyberBoard.

Mohamed A. Khamsi
Tue Dec 3 17:39:00 MST 1996

Copyright © 1999-2024 MathMedics, LLC. All rights reserved.
Contact us
Math Medics, LLC. - P.O. Box 12395 - El Paso TX 79913 - USA
users online during the last hour