ennewton77 ennewton77

22-03-2020
Mathematics

contestada

How do you solve 3^2x=81

Respuesta :

amna04352 amna04352

22-03-2020

Answer:

x=2

Step-by-step explanation:

3^2x = 81

3^2x = 3^4

Compare powers

2x = 4

x = 2

Answer Link

Gothicpika Gothicpika

22-03-2020

Answer:

x=ln(81) over 2ln(3)

Step-by-step explanation:

Using ln as its base thing instead of log and the formula usually is log over log. Plus you have to bring down the power that way.

Answer Link

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