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1. ${(25)}^{2 x + 3} = 5^{3 x + 6}$

Answer: Option A

Explanation:

(25)2x + 3 53x + 6 = >

(52)2x + 3 = 53x + 6 = >

(52)4x + 6 = 53x + 6.·. 4x + 6 = 3x + 6 = >

4x - 3x = 6 - 6 .·. x = 0

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