P 4: Plot the points (1, 4) and (-1, 1/4).
• The correct answers are shown above.
Graph

the formula for the equation of a circle is (x – h)2+ (y – k)2 = r2, where (h, k) represents the coordinates of the center of the circle, and r represents the radius of the circle. if a circle is tangent to the x-axis at (3,0), this means it touches the x-axis at that point.

5

10

15

20

25

30

35

40

45

50

55