Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
ChapterCSR: Contents Of Student Resources
Section: Chapter Questions
Problem 8.14EP
Related questions
Question
Transcribed Image Text:At what point does the normal to y = -3- 1x + 2x² at (1, -2) intersect the parabola a second time?
The normal line is perpendicular to the tangent line. If two lines are perpendicular their slopes are negative
reciprocals i.e. if the slope of the first line is m then the slope of the second line is - 1/m
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