The problem
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I don't understand how to get from step 5 to step 6. Where does 1679616 come from?
Answer provided by our tutors
We need to get rid of all the denominators in this equation.
This can be achieved by multiplying both the left and the right side by the Least Common Denominator.
In our example, the LCD is equal to
If we multiply both sides by 2^8*3^8:
Since 2^8*3^8 = 1679616 we have
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