13) y = [X²+2x-1'; dy = ? A) X+ Xt y B) 4y (x+1) (XH) (x²+2x-1) 3/2 D) - () ㅗ 2\x²2x-1

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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Question 13
10)
26 foot lodder leons against
a building so that its foot moves
away from the building at the note
of 3 feet per second. When the foot of
the ladder is 10 feet from the building,
the top is moving down, at what note.
c.c.- What is dy
af
A) 46
5
11) y = x². Tanx ; dy = ?
dx
B) 2
A) 5x tanx
D) 5x tanx
A) = 7
(3x+)²
2
12) y = 2-X ;
3x+1
D)
B) X5 sec X
; dy = ?
B) 6X-5
(3XH)²
c) 5x sec²³x
E) SX"tanx + X-sec²x
13) y = [X²+2X-1; dy = ?
A) X+L
X+
B) 4y (x+1)
(XH)
(x²+2x-1) 3/2
D) {
(3x+1)2
E) //
c) 1
D)
2\x²+2x-1
3+2X
Transcribed Image Text:10) 26 foot lodder leons against a building so that its foot moves away from the building at the note of 3 feet per second. When the foot of the ladder is 10 feet from the building, the top is moving down, at what note. c.c.- What is dy af A) 46 5 11) y = x². Tanx ; dy = ? dx B) 2 A) 5x tanx D) 5x tanx A) = 7 (3x+)² 2 12) y = 2-X ; 3x+1 D) B) X5 sec X ; dy = ? B) 6X-5 (3XH)² c) 5x sec²³x E) SX"tanx + X-sec²x 13) y = [X²+2X-1; dy = ? A) X+L X+ B) 4y (x+1) (XH) (x²+2x-1) 3/2 D) { (3x+1)2 E) // c) 1 D) 2\x²+2x-1 3+2X
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