AP Precalculus Quiz
11 questions · no time limit
0:00
Finish quiz
POLYNOMIAL AND RATIONAL FUNCTIONS
Question 1
of 11
Flag for review
No time limit
Current
Answered
Flagged
Not seen
A function is defined by
f
(
x
)
=
x
2
+
7
x
+
12
x
2
−
16
.
f(x)=\frac{x^2+7x+12}{x^2-16}.
f
(
x
)
=
x
2
−
16
x
2
+
7
x
+
12
.
Which rational expression is equivalent to
f
(
x
)
f(x)
f
(
x
)
after simplifying?
A
x
+
3
x
+
4
\dfrac{x+3}{x+4}
x
+
4
x
+
3
B
x
+
4
x
+
3
\dfrac{x+4}{x+3}
x
+
3
x
+
4
C
x
+
3
x
−
4
\dfrac{x+3}{x-4}
x
−
4
x
+
3
D
x
+
4
x
−
4
\dfrac{x+4}{x-4}
x
−
4
x
+
4
YOUR PROGRESS
11
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
1
2
3
4
5
6
7
8
9
10
11
KEYBOARD
Pick an answer
A
B
C
D
Next question
↵
→
Previous
←
Flag for review
F