Chapter 6

Question 1

Nature of roots if the discriminant is positive and a perfect square

Answer 1

2 real, rational

Question 2

Nature of roots if the discriminant is positive and not a perfect square

Answer 2

2 real, irrational

Question 3

Nature of roots if the discriminant is negative

Answer 3

2 complex

Question 4

Nature of roots if the discriminant is zero

Answer 4

1 real

Question 5

the set of all points in a plane that are equidistant for a given point (the focus) and a given line (the directrix)

Answer 5

parabola

Question 6

Another name for a given point that all points in a plane are equidistance from

Answer 6

focus

Question 7

the line that all points in a plane are equidistance from

Answer 7

directrix

Question 8

One answer, greater than/less than and equal to (shaded circle), false on both sides

Answer 8

x=#

Question 9

One answer, open circle, false on both sides

Answer 9

no solution

Question 10

One answer, shaded circle, true on both sides

Answer 10

all real #s

Question 11

One answer, open circle, true on both sides

Answer 11

x≠#