Determine the equation of the line represented in the graph below. y = 2x + 1
y = 2x - 1
y = 1/2x - 1
y = 1/2x + 1

Describe the domain and range of y=2(3)^x-2+5

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?

The ages of personnel in the accounting department of a large company are normally distributed with a standard deviation of 7 years. there is a 0.02275 probability that the age of any randomly chosen person in the department is less than 22 and 0.15866 probabilty that the age of any randomly chosen person is greater than 43. what is the mean of this distribution?