pinklavalamp pinklavalamp

01-02-2019
Mathematics

contestada

Solve 4 ln x=2ln25
A) x=5
B) x=25
C) x=625

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

01-02-2019

Answer:

A) x=5

Step-by-step explanation:

4 ln x=2ln25

Replace 25 with 5^2

4 ln x=2ln (5^2)

We know that ln a^b = b ln a

4 ln x =2 2ln 5

4 ln x = 4 ln 5

Divide by 4

4/4 ln x = 4/4 ln 5

ln x = ln 5

x = 5

Answer Link

buddyhanstein buddyhanstein

14-07-2020

Answer:

the answer is A x=5

Step-by-step explanation:

the answer to the second part is B x=6

Answer Link

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