30. x2/3 + y2/3 = 4, (-3√/3, 1) (astroid) УА О 8 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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question 30 use implicit differentiation to find an equation of the tangent line to the curve at the given point
27. x² - xy - y² = 1,
(2, 1) (hyperbola)
28. x² + 2xy + 4y² = 12, (2, 1) (ellipse)
29. x² + y² = (2x² + 2y² - x)², (0, 1) (cardioid)
yang
D
all Inc
30. x²/3 + y2/3 = 4, (-3√√3, 1) (astroid)
agifte
La 0
X
8
X
31. 2(x² + y²)² = 25(x² - y²), (3, 1) (lemniscate)
106
32. y²(y² - 4) = x²(x² - 5), (0, -2) (devil's curve)
X
X
35. x
37. s
39.
40.
CAS 41
CAS
Transcribed Image Text:27. x² - xy - y² = 1, (2, 1) (hyperbola) 28. x² + 2xy + 4y² = 12, (2, 1) (ellipse) 29. x² + y² = (2x² + 2y² - x)², (0, 1) (cardioid) yang D all Inc 30. x²/3 + y2/3 = 4, (-3√√3, 1) (astroid) agifte La 0 X 8 X 31. 2(x² + y²)² = 25(x² - y²), (3, 1) (lemniscate) 106 32. y²(y² - 4) = x²(x² - 5), (0, -2) (devil's curve) X X 35. x 37. s 39. 40. CAS 41 CAS
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