Chandra can embroider logos on a teams sweatshirts in 6 hrs. traci needs 9 hrs to complete the same job. how long will it take them to do it together?

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

For the inequality |c| < |d| to be true, which of the following must be true?

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2