Find the exact value of the trigonometric expression given that sin(u) = -(3/5),
where 3π/2 < u< 2π, and cos(v) = 15/17, where 0 < v< π/2.

trigonometric expression:
cot(u + v)

Triangle jkl was dilated using the rule dm, 1/3 the image, triangle j’ k’ l’ is the result of the dilation. a.5 units b.7.5 units c.10 units d.12.5 units

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?