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Mathematics, 12.10.2021 01:00 danielzgame
Why does the inequality 2x24 + 4x4 + 15x² + 80 < 0 have no solution?
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Answers: 3
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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”?
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