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Equations of Hyperbolas — Quiz Answers

10 verified answers
1
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Which statement about the hyperbola is true?

A
The transverse axis has an endpoint at open paren 5 comma 0 close paren .
B
The point open paren 3 comma 0 close paren is a vertex.
C
The point open paren negative 3 comma 0 close paren is a focus.
D
The transverse axis passes through the point open paren 0 comma 2 close paren .
2
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What are the coordinates of a focus of the hyperbola?

A
open paren 0 comma negative 5 close paren
B
open paren negative 12 comma 0 close paren
C
open paren 0 comma 0 close paren
D
open paren 13 comma 0 close paren
3

Which statement about the hyperbola is true?

A
The point open paren 2 comma 0 close paren is a focus.
B
The point open paren 3 point 6 comma 0 close paren is the directrix.
C
The point open paren negative 3 point 6 comma 0 close paren is the center.
D
The point open paren negative 2 comma 0 close paren is a vertex.
4

Which is a true statement comparing the graphs of the fraction with numerator x squared and denominator 3 squared minus the fraction with numerator y squared and denominator 4 squared is equal to 1 and the fraction with numerator y squared and denominator 3 squared minus the fraction with numerator x squared and denominator 4 squared is equal to 1 ?

A
The vertices of the fraction with numerator x squared and denominator 3 squared minus the fraction with numerator y squared and denominator 4 squared is equal to 1 are on the y -axis while the vertices of the fraction with numerator y squared and denominator 3 squared minus the fraction with numerator x squared and denominator 4 squared is equal to 1 are on the x -axis.
B
The lengths of both transverse axes are the same.
C
The foci of both graphs are the same points.
D
The directrices of the fraction with numerator x squared and denominator 3 squared minus the fraction with numerator y squared and denominator 4 squared is equal to 1 are horizontal while the directrices of the fraction with numerator y squared and denominator 3 squared minus the fraction with numerator x squared and denominator 4 squared is equal to 1 are vertical.
5

Which graph represents the hyperbola the fraction with numerator x squared and denominator 5 squared minus the fraction with numerator y squared and denominator 4 squared is equal to 1 ?

A
Image with description A four-quadrant coordinate plane. A hyperbola is shown centered at the origin. The transverse axis has endpoints at (negative 4 comma 0) and (4 comma 0). The branches of the hyperbola open left and right. A dashed box is shown around the points (negative 4 comma 0), (0 comma 5), (4 comma 0), and (0 comma negative 5).
B
Image with description A four-quadrant coordinate plane. A hyperbola is shown centered at the origin. The transverse axis has endpoints at (negative 5 comma 0) and (5 comma 0). The branches of the hyperbola open left and right. A dashed box is shown around the points (negative 5 comma 0), (0 comma 4), (5 comma 0), and (0 comma negative 4).
C
Image with description A four-quadrant coordinate plane. A hyperbola is shown centered at the origin. The transverse axis has endpoints at (0 comma negative 5) and (0 comma 5). The branches of the hyperbola open up and down. A dashed box is shown around the points (negative 4 comma 0), (0 comma 5), (4 comma 0), and (0 comma negative 5).
D
Image with description A four-quadrant coordinate plane. A hyperbola is shown centered at the origin. The transverse axis has endpoints at (0 comma negative 4) and (0 comma 4). The branches of the hyperbola open up and down. A dashed box is shown around the points (negative 5 comma 0), (0 comma 4), (5 comma 0), and (0 comma negative 4).
6

Which is a true statement comparing the graphs of the fraction with numerator x squared and denominator 6 squared minus the fraction with numerator y squared and denominator 8 squared is equal to 1 and the fraction with numerator x squared and denominator 8 squared minus the fraction with numerator y squared and denominator 6 squared is equal to 1 ?

A
The lengths of both transverse axes are the same.
B
The foci of both graphs are the same points.
C
The directrices of the fraction with numerator x squared and denominator 6 squared minus the fraction with numerator y squared and denominator 8 squared is equal to 1 are horizontal while the directrices of the fraction with numerator x squared and denominator 8 squared minus the fraction with numerator y squared and denominator 6 squared is equal to 1 are vertical.
D
The vertices of the fraction with numerator x squared and denominator 6 squared minus the fraction with numerator y squared and denominator 8 squared is equal to 1 are on the y -axis while the vertices of the fraction with numerator x squared and denominator 8 squared minus the fraction with numerator y squared and denominator 6 squared is equal to 1 are on the x -axis.
7

Which graph represents the hyperbola the fraction with numerator y squared and denominator 6 squared minus the fraction with numerator x squared and denominator 2 squared is equal to 1 ?

A
Image with description A four-quadrant coordinate plane. A hyperbola is shown centered at the origin. The transverse axis has endpoints at (negative 6 comma 0) and (6 comma 0). The branches of the hyperbola open left and right. A dashed box is shown around the points (negative 6 comma 0), (0 comma 2), (6 comma 0), and (0 comma negative 2).
B
Image with description A four-quadrant coordinate plane. A hyperbola is shown centered at the origin. The transverse axis has endpoints at (0 comma negative 6) and (0 comma 6). The branches of the hyperbola open up and down. A dashed box is shown around the points (negative 2 comma 0), (0 comma 6), (2 comma 0), and (0 comma negative 6).
C
Image with description A four-quadrant coordinate plane. A hyperbola is shown centered at the origin. The transverse axis has endpoints at (negative 2 comma 0) and (2 comma 0). The branches of the hyperbola open left and right. A dashed box is shown around the points (negative 2 comma 0), (0 comma 6), (2 comma 0), and (0 comma negative 6).
D
Image with description A four-quadrant coordinate plane. A hyperbola is shown centered at the origin. The transverse axis has endpoints at (0 comma negative 2) and (0 comma 2). The branches of the hyperbola open up and down. A dashed box is shown around the points (negative 6 comma 0), (0 comma 2), (6 comma 0), and (0 comma negative 2).
9

Which is a focus of the hyperbola shown?

A
open paren 0 comma 30 close paren
B
open paren 0 comma 25 close paren
C
open paren 0 comma negative 26 close paren
D
open paren 0 comma negative 24 close paren
10

A hyperbola centered at the origin has a vertex at open paren negative 6 comma 0 close paren and a focus at open paren 10 comma 0 close paren Which are the equations of the directrices?

A
x is equal to plus or minus 3 fifths
B
y is equal to plus or minus 3 fifths
C
y is equal to plus or minus 18 fifths
D
x is equal to plus or minus 18 fifths

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Equations of Hyperbolas — Quiz Answers — Geometry