1.
Find the standard form of the equation 2
x
2
+ 2
y
2
= 8
x
-16
y
- 32.
A.
(
x
- 2)
2
+ (
y
+ 4)
2
= 4
B.
2(
x
- 2)
2
+2(
y
+ 4)
2
= 4
C.
2
x
2
+ 2
y
2
- 8
x
+ 16
y
+ 32 = 0
D.
x
2
+
y
2
- 4
x
+ 8
y
+ 16
y
+ 16 = 0
Hint
2.
The graph of the equation 3
x
2
+ 2
y
2
+ 18
x
+ 21 = 0 is a(n) _____.
A.
ellipse
B.
hyperbola
C.
line
D.
parabola
Hint
3.
The graph represents which of the following?
A.
ellipse
B.
hyperbola
C.
circle
D.
parabola
Hint
4.
What is the major difference between hyperbolas and parabolas?
A.
Hyperbolas are connected, while parabolas are not.
B.
In parabolas, one of the squared terms has a coefficient that is = 0.
C.
Hyperbolas have the potential to be wider than parabolas.
D.
Parabolas are always a function of
x
, while hyperbolas are not a function of either.
Hint
5.
What is the major difference between circles and ellipses?
A.
In circles, one of the squared terms has a coefficient that is = 0.
B.
Ellipses are functions of
x
, while circles are not.
C.
Ellipses may be elongated on one axis, while circles have a constant radius.
D.
Equations for ellipses can always be written in the form
, while circles cannot.
Hint