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How to solve 81^5 = 3^x?
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5 votes
How to solve 81^5 = 3^x?

User Jayson
by
4.6k points

2 Answers

7 votes

Answer:

20

Explanation:

81 ^5 =3 ^x

(3 ^4) ^5 =3 ^x

3 ^(4×5) =3 ^x

3 ^20 =3 ^x

x=20

User Dmnc
by
4.9k points
1 vote

Answer:

x= 20

Explanation:

81^5 = 3^x

(3^4)^5= 3^x

3^20= 3^x

20= x

therefore 81^5= 3^20

User Nico Gawenda
by
5.1k points
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