Select the equations that represent the best presentation of the Point Slope form of the line containing (-7, 3) and (-5, 9). a y - 9 = 3(x - 5)
b y - 9 = 3(x +5)
c y + 3 = 3(x-7)
d y - 3 = 3(x +7)
e y - 9 = 3(x- (-5))

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

The variable in a relation who’s value depends on the value of the independent variable is called what?

Find the cosine function that is represented in the graph.