Mathematics, 23.09.2019 08:30 QueenNerdy889
State the value of the discriminant for each equation. then determine the number of real solutions of the equation.
1) 0.5x^2-2x=-2
2) 2x^2-5x+20=0
Answers: 1
Mathematics, 21.06.2019 13:00
In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition? a) 6 b) 8 c) 14 d) 20
Answers: 3
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 βc.β using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least βcβ?
Answers: 1
Mathematics, 22.06.2019 03:00
Can you make 1000, using only eight 8βs? if you had your choice, would you rather have 5 million dollars, or 1 penny, doubled every day for a month?
Answers: 2
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