In the following diagram, OA = a, OB = b. C is the midpoint of [OA] and OF = -FB. B It is given also that AD = 2 AF and CD = µCB, where i, µeR. Show that u= 1 ,and find the value of i. Deduce an expression for CD in terms of a and b only.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 20E
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In the following diagram, OA = a, OB = b. C is the midpoint of [OA] and OF = -FB.
B
It is given also that AD = 1 AF and CD = µ CB , where i, µeR.
Show that u=
1
,and find the value of i.
Deduce an expression for CD in terms of a and b only.
Transcribed Image Text:In the following diagram, OA = a, OB = b. C is the midpoint of [OA] and OF = -FB. B It is given also that AD = 1 AF and CD = µ CB , where i, µeR. Show that u= 1 ,and find the value of i. Deduce an expression for CD in terms of a and b only.
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