18. If x² + 2xy = y² then y' is b. 2x + 2y d. -x

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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Write the letter of the correct answer.
18. If x² + 2xy = y? then y' is
а.
b. 2x + 2y
d. -x
19. Evaluate ((3Vx + dx
a. 2xvx + 4 Vĩ + C
b.x vĩ + 2 vĩ + c
c. 3xvx + 4 vĩ + C
d. 3x vĩ + 2 vĩ + C
20. Evaluate f(2x – 3)(x² + 1)dx
a. 4x* + 3x - x² - 3x +C
b. V% x* - x' + x² - 3x +C
c. 4 x* + x - x²+ 3x +C
d. none of the above
21. Evaluate S 3e* (1 – e*)³ dx
a. 4 (1- e*)* + c
b. -3 (1– e*)* + C
c. -3/4 (1 – e*)* + C
d. none of the above
22. Evaluate fn x) dx
(Inx) In x+
+C
b. 4 In |In x| + C
(In x)*
C.
+ C
d. none of the above
Transcribed Image Text:18. If x² + 2xy = y? then y' is а. b. 2x + 2y d. -x 19. Evaluate ((3Vx + dx a. 2xvx + 4 Vĩ + C b.x vĩ + 2 vĩ + c c. 3xvx + 4 vĩ + C d. 3x vĩ + 2 vĩ + C 20. Evaluate f(2x – 3)(x² + 1)dx a. 4x* + 3x - x² - 3x +C b. V% x* - x' + x² - 3x +C c. 4 x* + x - x²+ 3x +C d. none of the above 21. Evaluate S 3e* (1 – e*)³ dx a. 4 (1- e*)* + c b. -3 (1– e*)* + C c. -3/4 (1 – e*)* + C d. none of the above 22. Evaluate fn x) dx (Inx) In x+ +C b. 4 In |In x| + C (In x)* C. + C d. none of the above
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