Fractional Exponents Practice Question
Question 2
Simplify the following term:
Answer
Select and check your answer...
A. 1/a
B. a
2
C. a
D. 1/a
2
Check Answer
Step by Step Solution
Step 1
Fractions are just basically numbers. Therefore the exponent laws are still applicable.
Let's use the first exponent law to simplify this term.
Now, this term becomes:
Step 2
Alright, '+' sign multiply by '-' sign gives a '-' sign.
Hence, we have:
Step 3
Now, since both of the denominators are the same, we can combine these two fractions into one.
Hence, this term becomes:
Step 4
Now, 2 divides by 2 gives 1. Rather than leaving the answer as a
1
. It's neater to write a
1
as a.
Clearly, the answer is C.
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