Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter4: Graphs
Section4.5: Use The Slope–intercept Form Of An Equation Of A Line
Problem 4.112TI: Use slopes to determine if the lines 2x9y=3 and 9x2y=1 are perpendicular.
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Question
Find r so that the line through (2,6) and (-4,r)
a).parallel to 2x-3y=4
b). Pendicular to x+2y=1
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