jarryd4202
09.12.2021 •
Mathematics
The roots of the equation 2z^3-12z^2+kz-15=0 are in arithmetic progression. Solve the equation and find k.
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Ответ:
This is because 12 is a whole number. 0.1 rounds to 12 because it's closer to that number.
12.5 would round to 13 and 12.4 would round to 12.