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Choose the equation that matches the graphv

Question : Choose the equation that matches the graphv : 2151683

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Choose the equation that matches the graph.

1)

A) (x - 1)2 - (y - 2)2 = 9

B) (x - 1)2 - (y - 2)2 = 3

C) (x - 1)2 + (y - 2)2 = 3

D) (x - 1)2 + (y - 2)2 = 9

2)

A) (x + 8)2 + (y - 9)2 = 16

B) (x - 8)2 + (y + 9)2 = 16

C) (x + 8)2 + (y + 9)2 = 16

D) (x - 8)2 + (y - 9)2 = 16

Find the equation of a circle satisfying the given conditions.

3) Center: (10, 7); radius: 10

A) (x - 7)2 + (y - 10)2 = 10

B) (x + 10)2 + (y + 7)2 = 100

C) (x + 7)2 + (y + 10)2 = 10

D) (x - 10)2 + (y - 7)2 = 100

4) Center: (6, 0); radius: 7

A) (x - 6)2 + y2 = 49

B) x2 + (y - 6)2 = 7

C) x2 + (y + 6)2 = 7

D) (x + 6)2 + y2 = 49

5) Center: (0, 10); radius: 3

A) x2 + (y + 10)2 = 3

B) (x + 10)2 + y2 = 9

C) x2 + (y - 10)2 = 9

D) (x - 10)2 + y2 = 9

6) Center: (1, -10); radius: Ö2

A) (x + 10)2 + (y - 1)2 = 4

B) (x - 1)2 + (y + 10)2 = 2

C) (x - 10)2 + (y + 1)2 = 4

D) (x + 1)2 + (y - 10)2 = 2

7) Center: (0, -1); radius: Ö2

A) (x + 1)2 + y2 = 4

B) x2 + (y + 1)2 = 2

C) (x - 1)2 + y2 = 4

D) x2 + (y - 1)2 = 2

8) Center: (1, 0); radius: Ö13

A) (x + 1)2 + y2 = 13

B) (x - 1)2 + y2 = 13

C) x2 + (y - 1)2 = 169

D) x2 + (y + 1)2 = 169

Find the center and radius of the circle.

9) x2 + y2 - 4x + 12y - 24 = 0

A) (2, -6); r = 8 

B) (-2, 6); r = 64

C) (-6, 2); r = 8

D) (6, -2); r = 64

10) x2 + y2 + 2x - 16y + 16 = 0

A) (-8, 1); r = 49

B) (1, -8); r = 49

C) (8, -1); r = 7

D) (-1, 8); r = 7  

11) x2 + y2 + 6x - 2y - 6 = 0

A) (1, -3); r = 4

B) (3, -1); r = 16

C) (-1, 3); r = 16

D) (-3, 1); r = 4  

Graph the circle.

12) x2 + y2 = 25

A)

B)

C)

D)

13) (x - 4)2 + (y - 2)2 = 9

A)

B)

C)

D)

14) x2 + (y - 1)2 = 9

A)

B)

C)

D)

15) (x+2)2 + y2 = 9

A)

B)

C)

D)

16) x2 + y2 - 2x - 2y - 2 = 0

A)

B)

C)

D)

17) x2 + y2 + 8x + 8y + 16 = 0

A)

B)

C)

D)

18) 2y2 = 72 - 2x2

A)

B)

C)

D)

Graph the ellipse.

19) x2/25 + y2/16 = 1

A)

B)

C)

D)

20) ((x - 1)2/25) + ((y + 2)2/4) = 1

A)

B)

C)

D)

21) ((x + 3)2/16) + ((y + 5)2/25) = 1

A)

B)

C)

D)

Solution
5 (1 Ratings )

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Algebra 4 Months Ago 24 Views
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