College Algebra Quiz
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RATIONAL EXPRESSIONS & FUNCTIONS
Question 1
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What is the simplified form of
1
a
+
1
b
1
a
−
1
b
\frac{\frac{1}{a} + \frac{1}{b}}{\frac{1}{a} - \frac{1}{b}}
a
1
−
b
1
a
1
+
b
1
?
A
a
+
b
a
−
b
\frac{a+b}{a-b}
a
−
b
a
+
b
B
b
+
a
b
−
a
\frac{b+a}{b-a}
b
−
a
b
+
a
C
a
+
b
a
b
\frac{a+b}{ab}
ab
a
+
b
D
b
−
a
a
+
b
\frac{b-a}{a+b}
a
+
b
b
−
a
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