A train leaves at 12.13 and arrives at its destination at 13.03. If the train travelled 83 km, what was it's average speed in km
1 answer:
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Answer:
- 3
Step-by-step explanation:
Using the law of logarithms
x = n ⇔ x =
let (
) = n
(
) = n, then
=
Since bases are the same on both sides then equate the exponents
⇒ n = - 3 → (4)