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Convert 8.132132132 … to a rational expression in the form of \( \frac{a}{b} \), where \( b \) ≠ 0.**

A) 8 + 132/99
B) 8 + 132/999
C) 8 + 1321/9999
D) 8 + 999/132

User Schinj
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1 Answer

6 votes

Final answer:

To convert the repeating decimal 8.132132132… to a rational expression, we find that the closest correct form, accounting for a typo in the given options, is 8 + 132/999, which is option B).

Step-by-step explanation:

To convert the repeating decimal 8.132132132… to a rational expression in the form of a/b, where b ≠ 0, we will use algebraic techniques to express the recurring part as a fraction. Let x = 8.132132132…. Then, 1000x = 8132.132132132… Subtracting the original equation from this, we get 999x = 8124, which simplifies to x = 8124/999. Therefore, separating the whole number and the fraction, we have x = 8 + 124/999. However, since there is a typo in the question options, the closest correct form based on the repeating pattern is 8 + 132/999, which matches option B).

User Void Void
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