Find the explicit formula. 11) 40, 50, 60, 70, ... 12) -9, -109, –209, –309, ... A) a = 40 + 10n a = 60 – 8n C) a = 62 – 10n D) a = 42 + 10n %3D E) a = 30 + 10n
Find the explicit formula. 11) 40, 50, 60, 70, ... 12) -9, -109, –209, –309, ... A) a = 40 + 10n a = 60 – 8n C) a = 62 – 10n D) a = 42 + 10n %3D E) a = 30 + 10n
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter5: Similar Triangles
Section5.1: Ratios, Rates And Proportions
Problem 43E: In the figure, assume that a 0. Prove that BDDEBEAC.
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