Ellipse, Hyperbola, and Sequence Flashcards

(75 cards)

1
Q

elongated
sphere similar
to the shape of
the orbit of the
Earth in the
solar system.

A

Ellipse

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2
Q

eccentricity is
0 < e < 1

A

Ellipse

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3
Q

formed by a locus of points
whose sum of the distance from the two fixed points is constant (2a).

A

Ellipse

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4
Q

has closed and symmetrical figure.

A

Ellipse

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5
Q

two sets of foci, directrices, latera
recta and symmetrical axes.

A

Ellipse

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6
Q

two vertices and two co-vertices.

A

Ellipse

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7
Q

sum of the distances is constant and equal to the length of the major axis.

A

Ellipse

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8
Q

midpoint inside of the
ellipse curve

A

CENTER

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9
Q

detonated by the symbol C.

A

CENTER

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10
Q

main points of the curve

A

VERTICES

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11
Q

expressed by the symbols V

A

VERTICES

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12
Q

fixed points of the Ellipse

A

FOCI

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13
Q

plural form of Focus

A

FOCI

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14
Q

located between the center and the vertices

A

FOCI

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15
Q

represented by the symbol F1 and F2

A

FOCI

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16
Q

the lines which are located outside
of the ellipse

A

DIRECTRIX LINE

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17
Q

divides the curve into two
symmetrical parts.

A

MINOR AXIS

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18
Q

The end points of this
axis are called intercepts.

A

MINOR AXIS

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19
Q

The length is 2b

A

MINOR AXIS

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20
Q

MAJOR AXIS also known as

A

PRINCIPAL AXIS

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21
Q

symmetrical axis in the ellipse but always longer in length compare to minor axis.

A

PRINCIPAL AXIS /MAJOR AXIS

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22
Q

endpoints are the vertices.

A

PRINCIPAL AXIS /MAJOR AXIS

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23
Q

length of this axis is 2a

A

PRINCIPAL AXIS /MAJOR AXIS

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24
Q

distance between
the one of the focus to the Center.

A

FOCAL DISTANCE

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25
denoted by the symbol c
FOCAL DISTANCE
26
the plural form of the latus rectum
LATERA RECTA
27
2b²/a
LATERA RECTA
28
c/a
ECCENTRICITY
29
x²/a² + y²/b² =1
Standard Horizontal Ellipse
30
y²/a² + x²/b² =1
Standard Vertical Ellipse
31
Endpoints of Latera Recta (Horizontal)
(c, b²/a)
32
(c, b²/a)
Endpoints of Latera Recta (Horizontal)
33
axis of horizontal ellipse
x-axis
34
(0,b)
Endpoints of Minor Axis (Horizontal)
35
(a,0)
Vertices (Horizontal)
36
Endpoints of Minor Axis (Horizontal)
(0,b)
37
(c,0)
Foci (Horizontal)
38
Vertices (Horizontal)
(a,0)
39
Foci (Horizontal)
(c,0)
40
Endpoints of Latera Recta (Vertical)
(b²/a, c)
41
axis of vertical ellipse
y-axis
42
Endpoints of Minor Axis (Vertical)
(b,0)
43
Vertices (Vertical)
(0,a)
44
Foci (Vertical)
(0,c)
45
last type of conic section
HYPERBOLA
46
locus of points such that the difference of the distances from any points of the curve to the fixed points is constant.
HYPERBOLA
47
pairs of parabolas whose openings are in opposite direction
HYPERBOLA
48
its shape is dependent on the value of eccentricity (> 1)
HYPERBOLA
49
the point in the middle of the hyperbola.
CENTER
50
two axes and the asymptotic line of hyperbola intersects
CENTER
51
main point of the hyperbola
VERTEX
52
point is located nearer to the center of the curve than to the foci
VERTEX
53
points located inside of the hyperbola
FOCI
54
are located next to the vertices
FOCI
55
the line that joining the two vertices and passes through the center and foci
TRANSVERSE AXIS
56
the counter part of the major axis and it length measures as 2a
TRANSVERSE AXIS
57
a shorter line that connects the points b1, and b2
CONJUGATE AXIS
58
also passes through the center of the hyperbola
CONJUGATE AXIS
59
lines that is drawn in between of the curves of the hyperbola and parallel to the curves
DIRECTRIX LINES
60
two lines that intersect the center of the hyperbola (they are asymptotic to the two curves)
ASYMPTOTE LINES
61
chords that pass through the foci
LATERA RECTA
62
STANDARD FORM OF HORIZONTAL HYPERBOLA
x²/a² - y²/b² =1
63
STANDARD FORM OF VERTICAL HYPERBOLA
y²/a² - x²/b² =1
64
c > a and c >b
Hyperbola
65
a > b and a > c
Ellipse
66
list of numbers or terms with definite interval or exact differences
SEQUENCE
67
Each number in a sequence is called a
TERM
68
obtained by adding a constant number to the preceding term.
ARITHMETIC SEQUENCE
69
where the constant is called the common difference.
ARITHMETIC SEQUENCE
70
in arithmetic, The constant is called the
common difference
71
first term is obtained by multiplying a constant number to the preceding term.
GEOMETRIC SEQUENCE
72
The constant is called the common ratio
GEOMETRIC SEQUENCE
73
in geometric, the constant is called the
common ratio
74
number is found by adding the two numbers before it
FIBONACCI SEQUENCE
75
the SUM of the terms of a sequence
SERIES