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If 10y = 10000 then 5y =? |
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Answer» Given, 10y = 10000 10y = 10 × 10 × 10 × 10 10y = 104 If the bases are equal, then the powers should also be equal. ⇒ y = 4 Multiply by 5 on both sides, 5 × y = 5 × 4 ∴ 5y = 20 |
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