Unit Test #21

Select your answers to the following 10 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.

 

Q1:

 

Which curve would pass through the 
point (0, 1)?
A. y = x3
B. y = (x -1)3
C. y = x+ 1
D. y = x- 1

Answer 1:

 

 

Q2:

 

Which function would have a cubic graph?

A. y = x(x - 3)

B. y = (x - 2)(x + 3)

C. y = x(x + 4)(x - 3)

D. y = x(x - 3)(x + 1)

Answer 2:

 

 

Q3:

 

What is the y-intercept of the function

y = (x - 2)(x + 4)(x - 1)?

A. (0. -8)
B. (0, 8)
C. (8, 0)
D. (-8, 0)

Answer 3:

 

 

Q4:

 

What is the equation of the cubic graph above?

 

A. y = (x - 2)2(x + 1)

B. y = (x - 2)(2 - x)(x + 1)

C. y = (x + 2)(2 - x)(x - 1)

D. y = (x + 2)2(x + 1)

Answer 4:

 

 

Q5:

 

From the graph above which could be the coordinates of one of the turning points? A. (1.5, -6)
B. (1.5, 1)
C. (-1, 6)
D. (-1, -6)

Answer 5:

 

 

Q6:

 

What is the equation of the function shown above?

A. y = (x + 1)+ 2
B. y = (x - 1)3 + 2
C. y = (x + 2)3 + 1
D. y = (x - 2)3 + 1

Answer 6:

 

 

Q7:

 

Which set of points lie on the curve

y = x3 + 2?

A. {(-1, 0), (0, 2), (1, 4)} 
B. {(-1, 1), (0, 2), (1, 3)}
C. {(-1, 0), (0, 2), (1, 3)}
D. {(-1, -1), (0, 2), (1, 3)}

Answer 7:

 

 

Q8:

 

 

 

The turning points of the function above are:

A. (2, 0) and (-1, 0)
B. (2, 0) and (4, 0)
C. (-1, 0) and (0, 4)
D. (2, 0) and (0, 4)

Answer 8:

 

 

Q9:

 

What is the equation of the function above? A. y = (x - 2)2(x + 1)
B. y = (x + 2)2(x + 1)
C. y = (x + 2)2(x -1)
D. y = (x - 2)2(x -1)

Answer 9:

 

 

Q10:

 

 

What is the y-intercept of the function in question 8?

 

A. (2, 0)
B. (0, 4)
C. (-1, 0)
D. (4, 0)

Answer 10: