Answer 4.1:7

From Förberedande kurs i matematik 1

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Revision as of 13:00, 12 September 2008

a)

[Image]

b)

4.1 - Figur - Cirkeln x² + y² + 4y = 0

c)

4.1 - Figur - Cirkeln x² - 2x + y² + 6y = -3

d) 4.1 - Figur - Cirkeln x² - 2x + y² + 2y = -2