Concept explainers
Error Analysis A student simplifies the expression
What mistake did the student make in simplifying the expression? What is the correct simplification?
To find : the mistake in the simplification of the expression. Also, to find the correct simplification
Explanation of Solution
Given information:
First find the mistake in the simplification.
In the step
Powers are subtracted only if the bases are same that is
Here, we cannot write
So,
Base of power 4
Now find the correct simplification.
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