For the curve y = ax3 + bx2 + 12x - 7, what values of a and b will make the tangents to the curve at x = 2 and x = 3 horizontal? @ --- 15 b= - - 2 a=-, 2 В b= - 5 a=-, 3 3 b=- 2 a = - - 2 a = - -, b=-1 3

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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For the curve y = ax³ + bx2 + 12x - 7, what values of a and b will make the tangents to the curve at x = 2
and x = 3 horizontal?
3
a =-, b =-
2
15
A
2
2
a=-, b=- 5
3
B
© .--
3
3
b=-
2
a=- -,
b= - 1
3
a =- -
Transcribed Image Text:For the curve y = ax³ + bx2 + 12x - 7, what values of a and b will make the tangents to the curve at x = 2 and x = 3 horizontal? 3 a =-, b =- 2 15 A 2 2 a=-, b=- 5 3 B © .-- 3 3 b=- 2 a=- -, b= - 1 3 a =- -
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