Preparatory Chapter (section 1)

Select the best option.

Student Name

1. Find the x- and y-intercepts of the graph of y=x3–4x

(0,0),(3,0),(-2,0)

(0,0),(2,0),(-2,0)

(0,0),(0,2),(0,-2)

(0,0),(0,3),(0,-2)

2. Identify the symmetry of the equation y=x2.

Odd

Even

Both

Neither

3. Which equation has odd symmetry?

y=x3+2x2+6

y=x2+16x

y=x9+7x

y=x4+x2

4. Find the point of intersection of the graphs of 2x + y = 10 and 3x - y = 5.

x=3; y=4

x=4; y=3

x=8; y=6

x=5; y=9

5. Fine the intercepts of the equation y=x2–x–6

None

(-2,0) (3,0)

(-2,0) (3,0) (0, -6)

(-3,0) (2,0) (0, -6)

6. Which function has odd symmetry?

y=x2+2x–3

y=x3+2x

y=4x2

y=4x+2

7. Simplify i333

-1

-i

8. Solve 20 - 4x > 32

x > 3

x > 6

x < -3

x < 3

9. Find the x-intercept of 5x + 4y = 20

(4, 0)

(0,4)

(5,0)

(0,5)

10. The letter "R" has what type of symmetry

even

odd

x-axis

none of these