Mathematics, 28.04.2021 18:00 melanie687
If A=-3x + 6x + 7 and B = 6x2 - 13x + 12, then A - B equals
a. 3x - 7x + 19 b. 9x2 - 19x + 5 C. 9x2 - 7x + 19
d. -9x + 19x - 5
Answers: 1
Mathematics, 21.06.2019 21:50
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 âc.â using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least âcâ?
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Mathematics, 22.06.2019 00:30
The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?
Answers: 3
If A=-3x + 6x + 7 and B = 6x2 - 13x + 12, then A - B equals
a. 3x - 7x + 19 b. 9x2 - 19x + 5 C. 9x...
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