- Find the value of 'a' for which the tangent to the curve f(x) = (a + 2) x³ − 3ax² + 9ax − 1 never makes an acute angle with positive x-axis. -
- Find the value of 'a' for which the tangent to the curve f(x) = (a + 2) x³ − 3ax² + 9ax − 1 never makes an acute angle with positive x-axis. -
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
Section8.8: Linear And Quadratic Functions
Problem 4ST
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![Find the value of 'a' for which the tangent to the curve
f(x) = (a + 2) x³ − 3ax² + 9ax − 1 never makes an acute angle
with positive x-axis.
-](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd04b3866-7232-4c12-884b-5dbe486f95ad%2Fd458bfcf-5e83-49c4-81b0-af8b80c06647%2Fi6rdldv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Find the value of 'a' for which the tangent to the curve
f(x) = (a + 2) x³ − 3ax² + 9ax − 1 never makes an acute angle
with positive x-axis.
-
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