how to determine the foci and vertices of a hyperbola

how to determine the foci and vertices of a hyperbola

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to find the vertices and foci of a hyperbola. It begins by determining the orientation of the hyperbola, whether horizontal or vertical, based on the equation format. The tutorial then guides through calculating the vertices by adding and subtracting the value of 'a' from the center. Finally, it explains how to find the foci by calculating the value of 'C' using the equation C^2 = a^2 + b^2 and adjusting the center accordingly.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the standard form of the equation for a hyperbola?

a^2 + b^2

a^2 - b^2

a^2 * b^2

b^2 - a^2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you determine if a hyperbola is horizontal?

By checking if x is over a

By checking if x is over b

By checking if y is over a

By checking if y is over b

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where is the center of the hyperbola located in this example?

(-2, 1)

(2, -1)

(1, 2)

(0, 0)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the distance from the center to the vertices in a horizontal hyperbola?

b

c

a

d

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you find the vertices of a horizontal hyperbola?

Add and subtract c from the x-coordinate of the center

Add and subtract a from the x-coordinate of the center

Add and subtract b from the y-coordinate of the center

Add and subtract a from the y-coordinate of the center

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What equation is used to find the distance to the foci?

c^2 = a^2 * b^2

c^2 = a^2 + b^2

c^2 = a^2 - b^2

c^2 = b^2 - a^2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the foci of a horizontal hyperbola?

Add and subtract c from the y-coordinate of the center

Add and subtract b from the x-coordinate of the center

Add and subtract c from the x-coordinate of the center

Add and subtract a from the y-coordinate of the center