Unit Test #48

Select your answers to the following 5 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.

 

 

Q1:

 

What is the focus of the parabola with the equation

y2 = 8x ?

A. (8, 0)

B. (4, 0)

C. (2, 0)

D. (-2, 0)

Answer 1:

 

 

Q2:

 

What are the coordinates of the vertex of the parabola with the equation

(y - 3)2 = 4(x + 2)2?

A. (-3, 2)

B. (3, -2)

C. (2, -3)

D. (-2, 3)

Answer 2:

 

 

Q3:

 

What is the gradient of the asymptotes of the hyperbola?

A. ± 9 / 4

B. ± 3 / 2

C. ± 2 / 3

D. ± 4 / 9

 

Answer 3:

 

 

Q4:

 

What are the x-intercepts of the hyperbola in question 3?

A. x = ± 2

B. x = ± 4

C. x = ± 9

D. x = ± 3

Answer 4:

 

 

Q5:

 

The vertex of a parabola has coordinates of (0, 0).

The focus has coordinates (3, 0)

What is the equation of the directrix?

A. x = -3

B. x = 0

C. x = 1.5

D. x = -1.5

Answer 5: