alananicoleee
20.09.2020 •
Chemistry
Which of the following is probably radioactive?
a. Califomium
b. Erbium
c. Calcium
d. Selenium
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Ответ:
A system of equations is called an inconsistent system of equations if there is no solution because the lines are parallel. A dependent system of equations is when the same line is written in two different forms so that there are infinite solutions.