jameshaavik jameshaavik

16-06-2020
Mathematics

contestada

What is the true solution to ln20+ln5=2lnx

A)x=5
B)x=10
C)x=50
D)x=100

Respuesta :

hurryburning hurryburning

13-01-2021

Answer:

B) x = 10

Step-by-step explanation:

ln20 + ln5 = 2lnx

2lnx = ln20 + ln5

Divide both sides by 2:

(2lnx)/2 = (ln20)/2 + (ln5)/2

lnx = (ln20 + ln5)/2

x = 10

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