abdullahs4639
29.01.2020 •
Mathematics
Much needed here
if a varies directly with b and a = 105 when b = 3, find a when b = 9.
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Ответ:
Ответ:
The answer is "It is not a valid sample because it is not a random sample of the population".
Step-by-step explanation:
I had this test and that was my answer, and it was correct.