Which statement best explains why this expression is equal to 9.4?
9.4a(0)
9.4 +
-9.4
a. any expression multiplied by 0 equals 0
b. any number divided by its opposite equals 0
c. the fraction is equal to -9.4. any number added to its opposite results in the number itself.
d. the expression does not have a value of 9.4

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv