Find the values of r for which the line (r + 5)x – (r – 1)y + r 2 + 4r − 5 = 0 is [2] (a) parallel to the x-axis. (b) parallel to the line 2x − y + 4 = 0. (c) parallel to the y-axis. (d) perpendicular to the line x − y + 32 = 0
Find the values of r for which the line (r + 5)x – (r – 1)y + r 2 + 4r − 5 = 0 is [2] (a) parallel to the x-axis. (b) parallel to the line 2x − y + 4 = 0. (c) parallel to the y-axis. (d) perpendicular to the line x − y + 32 = 0
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter8: Introduction To Functions
Section8.4: The Slope-intercept Form Of A Linear Equation
Problem 17E
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Find the values of r for which the line (r + 5)x – (r – 1)y + r
2 + 4r − 5 = 0 is [2]
(a) parallel to the x-axis.
(b) parallel to the line 2x − y + 4 = 0.
(c) parallel to the y-axis.
(d) perpendicular to the line x − y + 32 = 0
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