Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.x2 + 5x + 1 = 0
A. One real solution
B. Two different real-number solutions
C. Two different imaginary-number solutions
Answer: B
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Find the area under the normal curve for the condition.Find the percent of the area under the curve between the mean and 2.41 standard deviations from the mean.
A. 50.8% B. 49.2% C. 99.2% D. 49.4%
This frequency table gives the distribution of ages of 100 people in a small town. 
How many people are:20 years of age or older but less than 60 years of age
A. 823 B. 67 C. 18 D. 69
How closely does the ratio of the dimensions of a polo field (160 yd by 300 yd) approximate ?? Express your answer to the nearest thousandth. ? Enter the absolute value of the difference between ? and the ratio.
Fill in the blank(s) with the appropriate word(s).
Find the distance between the pair of points. Give an exact answer.(-2, -3) and (4, -1)
A. 2
units
B. 32 units
C. 32
units
D. 4 units