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21
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On a coordinate plane, a curved line crosses the x-axis at (negative 1, 0), and crosses the y-axis at (0, negative 3).

Question illustration
A
x-intercept = (–1, 0)y-intercept = (–3, 0)
B
x-intercept = (0, –1)y-intercept = (0, –3)
C
x-intercept = (0, –1)y-intercept = (–3, 0)
D
x-intercept = (–1, 0)y-intercept = (0, –3)
22
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Which function is positive for the entire interval [–3, –2]?

A
Option
B
Option
C
Option
D
Option
23

A 2-column table with 6 rows. The first column is labeled x with entries negative 2, negative 1, 0, 1, 2, 3. The second column is labeled f of x with entries 20, 0, negative 6, negative 4, 0, 0.

Question illustration
A
(–1, 0)
B
(0, –6)
C
(–6, 0)
D
(0, –1)
24

On a coordinate plane, a curved line with a minimum value of (negative 2.5, negative 12) and a maximum value of (0, negative 3) crosses the x-axis at (negative 4, 0) and crosses the y-axis at (0, negative 3).

Question illustration
A
F(x) < 0 over the interval (–∞, –4)
B
F(x) < 0 over the interval (–∞, –3)
C
F(x) > 0 over the interval (–∞, –3)
D
F(x) > 0 over the interval (–∞, –4)
25

What is the common difference between successive terms in the sequence?9, 2.5, –4, –10.5, –17, ...

A
–11.5
B
–6.5
C
6.5
D
11.5

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