81^x=3 what are the same bases on both sides of the equation

asked Jun 5, 2021 91.1k views

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4 votes

81 = 3⁴, so

81ˣ = 3

(3⁴)ˣ = 3

3⁴ˣ = 3¹

which means

4x = 1

x = 1/4

Bojoer answered Jun 9, 2021

8.2k points

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