Question

(2500)(8000) = 20 X 10^x
x =??

Answer 1

\[\ln(2500*8000)=\ln(20*10^{x})\]

Answer 2

that's the first step

Answer 3

no use of calculator @esamalaa

Answer 4

are you want x as a natural no.

Answer 5

yea

Answer 6

so you have to use a calculator.
i think :)

Answer 7

(2500∗8000)=(20∗10^x)
25 x 8 x 100000
= 200 x 100000
= 20 x 1000000
= 20 x 10^6
{x=6} ans ????

Answer 8

yea that's right :)
good job