حل المعادلتين باستتخدام المعادله المصفوفه او الصف البسيط
٢م-ل=1
م+ل=٢-...
Mathematics, 13.06.2021 14:00, letdou2670
حل المعادلتين باستتخدام المعادله المصفوفه او الصف البسيط
٢م-ل=1
م+ل=٢-
Answers: 2
Mathematics, 21.06.2019 21:50, zymikaa00
Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?
Answers: 1
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