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Multiple Choice

An engineering technician is reviewing a structural report that contains several radical expressions. The technician identifies the expressions 45x\sqrt{45x} and $3\sqrt{45x}$ as 'like radicals' that can be combined. According to the formal definition of radicals, these terms are considered 'like' because they share the same radicand and which implicit index value?

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Updated 2026-04-21

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