If 129/2 ^ 2 * 5 ^ (3 - x) * 7 ^ y is terminating, find x and y values.
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129/2 25 77 5 will have a non-terminating repeating decimal expansion. = which is of the form 2 m· 5 n. ∴ 6/15 will have a terminating decimal expansion. ∵ 50 = 2 × 5 × 5 = 21 × 52, which is of the form 2 n · 5 m.
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